Diagnostic Pathology: Neoplastic Dermatopathology-2판

Cover image
Title page
Table of Contents
Copyright
Dedications
Contributing Authors
Preface
Acknowledgments
Sections
Part I: Nonmelanocytic Tumors of Skin
SECTION 1: EPITHELIAL CYSTS
Chapter 1: Epidermoid/Epidermal Inclusion Cyst
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 2: Pilar (Tricholemmal) Cyst
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 3: Proliferating Pilar (Tricholemmal) Cyst/Tumor
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 4: HPV-Related Epidermal Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 5: Vellus Hair Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 6: Steatocystoma (Multiplex)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 7: Cutaneous Keratocyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 8: Milial Cysts
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 9: Hidrocystoma (Apocrine and Eccrine)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 10: Digital Mucous Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 11: Bronchogenic Cyst
KEY FACTS
Terminology
Clinical Issues
Imaging
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 12: Branchial Cleft Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 13: Median Raphe Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 14: Cutaneous Ciliated Cyst
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 2: EPIDERMAL TUMORS: BENIGN EPIDERMAL TUMORS AND PROLIFERATIVE LESIONS
Chapter 15: Epidermal Nevus
KEY FACTS
Terminology
Classification
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 16: Seborrheic Keratosis (and Variants)
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 17: Pseudoepitheliomatous Hyperplasia
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 18: Warty Dyskeratoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 19: Acantholytic and Acantholytic Dyskeratotic Acanthoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 20: Verruca Vulgaris (and Variants)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 21: Condyloma Acuminatum (Genital Wart)
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 22: Prurigo Nodularis
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 23: Large Cell Acanthoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 24: Clear Cell Acanthoma
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 25: Clear Cell Papulosis
KEY FACTS
Terminology
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 26: Toker Cell Hyperplasia
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
EPIDERMAL TUMORS: PREMALIGNANT AND MALIGNANT EPIDERMAL TUMORS
Chapter 27: Actinic Keratosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 28: Actinic Cheilitis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 29: Squamous Cell Carcinoma In Situ (Bowen Disease)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 30: Bowenoid Papulosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 31: Penile and Vulvar Intraepithelial Neoplasia
KEY FACTS
Terminology
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 32: Epidermodysplasia Verruciformis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 33: Verrucous Carcinoma (and Variants)
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 34: Squamous Cell Carcinoma (and Variants)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 35: Keratoacanthoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 36: Lymphoepithelioma-Like Carcinoma of Skin
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 37: Basal Cell Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 38: Extramammary Paget Disease
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 39: Squamomelanocytic Tumor
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 40: Staging for Specimens of Squamous Cell Carcinoma of Skin
TERMINOLOGY
SECTION 3: TUMORS AND TUMOR-LIKE CONDITIONS OF THE HAIR FOLLICLE
Chapter 41: Nevus Sebaceus and Follicular Hamartomas
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 42: Trichofolliculoma
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 43: Trichoadenoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 44: Trichoepithelioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 45: Trichoblastoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 46: Panfolliculoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 47: Tumor of Follicular Infundibulum
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 48: Dilated Pore of Winer
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 49: Pilar Sheath Acanthoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 50: Inverted Follicular Keratosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 51: Tricholemmoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 52: Tricholemmal Carcinoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 53: Pilomatrixoma and Pilomatrical Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 54: Fibrofolliculoma and Trichodiscoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
SECTION 4: TUMORS AND TUMOR-LIKE CONDITIONS WITH SEBACEOUS DIFFERENTIATION
Chapter 55: Sebaceous Hyperplasia
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 56: Sebaceoma (Sebaceous Epithelioma)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 57: Sebaceous Adenoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 58: Sebaceous Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 5: NEOPLASMS AND PROLIFERATIONS OF ECCRINE AND APOCRINE SWEAT GLANDS
Chapter 59: Apocrine Tubular Adenoma
KEY FACTS
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 60: Syringocystadenoma Papilliferum
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 61: Hidradenoma Papilliferum
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 62: Hidradenoma
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 63: Hidradenocarcinoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 64: Poroma and Dermal Duct Tumor
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 65: Porocarcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 66: Cylindroma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 67: Spiradenoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 68: Adenoid Cystic Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 69: Primary Cutaneous Mucinous Carcinoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 70: Apocrine Carcinoma (Apocrine Adenocarcinoma)
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 71: Digital Papillary Adenocarcinoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 72: Eccrine Hamartomas
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 73: Papillary Eccrine Adenoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 74: Syringoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 75: Syringofibroadenoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 76: Eccrine Carcinoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 77: Squamoid Eccrine Ductal Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 78: Microcystic Adnexal Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 79: Cutaneous Mixed Tumor (Chondroid Syringoma)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 80: Malignant Mixed Tumor
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 6: METASTATIC TUMORS
Chapter 81: Metastatic Skin Tumors
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 82: Metastatic Tumors to Skin
KEY FACTS
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
SECTION 7: FIBROUS AND “FIBROHISTIOCYTIC” TISSUE TUMORS: BENIGN FIBROUS AND “FIBROHISTIOCYTIC” TISSUE TUMORS
Chapter 83: Fibroepithelial Polyps (Acrochordons)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 84: Keloid and Cellular Scar
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 85: Desmoplastic Fibroblastoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 86: Pleomorphic Fibroma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 87: Sclerotic Fibroma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 88: Fibromatosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 89: Juvenile Hyaline Fibromatosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 90: Angiofibroma and Related Lesions
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 91: Acral Fibrokeratoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 92: Dermatofibroma and Fibrous Histiocytoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 93: Epithelioid Cell Histiocytoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 94: Dermatomyofibroma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 95: Fibrous Hamartoma of Infancy
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 96: Digital Fibromatosis (Infantile Digital Fibromatosis)
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 97: Angiomyofibroblastoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 98: Multinucleate Cell Angiohistiocytoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 99: Giant Cell Tumor of Tendon Sheath
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 100: Myofibroma and Myofibromatosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 101: Cutaneous Myxoma and Angiomyxoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 102: Superficial Acral Fibromyxoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 103: Distinctive Dermal Clear Cell Mesenchymal Tumor
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 104: Pseudosarcomatous Fibroblastic Proliferations
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
FIBROUS AND “FIBROHISTIOCYTIC” TISSUE TUMORS: ATYPICAL AND MALIGNANT FIBROUS AND “FIBROHISTIOCYTIC” TISSUE TUMORS
Chapter 105: Angiomatoid Fibrous Histiocytoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 106: Plexiform Fibrohistiocytic Tumor
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 107: Dermatofibrosarcoma Protuberans
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 108: Atypical Fibroxanthoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 109: Pleomorphic Dermal Sarcoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 110: Adult-Type Fibrosarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 111: Myxofibrosarcoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 112: Superficial Low-Grade Fibromyxoid Sarcoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 113: Myxoinflammatory Fibroblastic Sarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 114: Epithelioid Sarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
SECTION 8: VASCULAR AND PERIVASCULAR TUMORS AND PSEUDOTUMORS
Chapter 115: Vascular Hamartomas
KEY FACTS
Terminology
Clinical Issues
Microscopic
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 116: Arteriovenous Hemangioma (Malformation)
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 117: Capillary, Venous, and Cavernous Hemangiomas
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 118: Infantile (Juvenile) Hemangioma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 119: Sinusoidal Hemangioma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 120: Tufted Angioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 121: Glomeruloid Hemangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 122: Angiolymphoid Hyperplasia With Eosinophilia
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 123: Hobnail (Targetoid Hemosiderotic) Hemangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 124: Spindle Cell Hemangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 125: Microvenular Hemangioma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 126: Verrucous Hemangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 127: Angiokeratoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 128: Venous Lake
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 129: Papillary Endothelial Hyperplasia (Masson Tumor)
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 130: Glomus Tumors
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 131: Lymphangioma and Superficial Lymphangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 132: Progressive Lymphangioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 133: Bacillary Angiomatosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 134: PEComas
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 135: Kaposi Sarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 136: Kaposiform Hemangioendothelioma
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 137: Epithelioid Hemangioendothelioma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 138: Retiform Hemangioendothelioma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 139: Papillary Intralymphatic Angioendothelioma (Dabska Tumor)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 140: Atypical Vascular Lesion
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 141: Angiosarcoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 9: TUMORS AND TUMOR-LIKE CONDITIONS WITH NEURAL, NERVE SHEATH, AND NEUROENDOCRINE DIFFERENTIATION
Chapter 142: Neuromas
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 143: Neurofibroma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 144: Schwannoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 145: Cellular Neurothekeoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 146: Dermal Nerve Sheath Myxoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 147: Granular Cell Tumor
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 148: Lipomatosis of Nerve
KEY FACTS
Terminology
Clinical Issues
Imaging
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 149: Perineurioma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 150: Nasal Glial Heterotopia
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 151: Ectopic Meningioma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 152: Superficial Malignant Peripheral Nerve Sheath Tumor
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 153: Superficial Ewing Sarcoma/Primitive Neuroectodermal Tumor
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 154: Primary Neuroendocrine (Merkel Cell) Carcinoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 10: TUMORS OF MUSCLE, FAT, CARTILAGE, AND BONE
Chapter 155: Congenital Smooth Muscle Hamartoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 156: Leiomyoma (Pilar)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 157: Angioleiomyoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 158: Leiomyosarcoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 159: Rhabdomyoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 160: Cutaneous Rhabdomyosarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 161: Lipoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 162: Angiolipoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 163: Spindle Cell/Pleomorphic Lipoma
KEY FACTS
Classification
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 164: Chondroid Lipoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 165: Nevus Lipomatosus
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 166: Hibernoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 167: Atypical Lipomatous Tumor and Liposarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 168: Soft Tissue Chondroma
KEY FACTS
Terminology
Clinical Issues
Imaging
Macroscopic
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 169: Osteoma Cutis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
SECTION 11: HISTIOCYTIC PROLIFERATIONS
Chapter 170: Juvenile and Adult-Type Xanthogranuloma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 171: Reticulohistiocytoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 172: Multicentric Reticulohistiocytosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 173: Langerhans Cell Histiocytosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
IMAGING
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 174: Non-Langerhans Cell Histiocytoses
KEY FACTS
Terminology
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 175: Rosai-Dorfman Disease
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 176: Histiocytic Sarcoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 177: Polyvinylpyrrolidone Storage Disease
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 178: Xanthomas
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 179: Verruciform Xanthoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
SECTION 12: LYMPHOMAS AND HEMATOPOIETIC PROLIFERATIONS: B-CELL NEOPLASMS
Chapter 180: Cutaneous Plasmacytoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 181: Primary Cutaneous Marginal Zone Lymphoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 182: Primary Cutaneous Follicle Center Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 183: Diffuse Large B-Cell Lymphoma, Leg Type
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 184: Lymphomatoid Granulomatosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 185: Systemic B-Cell Lymphomas Involving Skin
KEY FACTS
Terminology
Clinical Issues
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 186: Intravascular Large B-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
LYMPHOMAS AND HEMATOPOIETIC PROLIFERATIONS: T-CELL AND NK-CELL NEOPLASMS
Chapter 187: Mycosis Fungoides (and Subtypes)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
STAGING
Chapter 188: Adult T-Cell Leukemia/Lymphoma
KEY FACTS
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 189: Subcutaneous Panniculitis-Like T-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 190: Extranodal NK-/T-Cell Lymphoma, Nasal Type
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 191: Lymphomatoid Papulosis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 192: Primary Cutaneous Anaplastic Large Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 193: Aggressive Epidermotropic CD8(+) Cytotoxic T-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 194: Primary Cutaneous CD4(+) Small/Medium Pleomorphic T-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 195: Cutaneous Gamma-Delta T-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 196: Angioimmunoblastic T-Cell Lymphoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 197: Systemic T-Cell and NK-Cell Lymphomas Involving Skin
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
LYMPHOMAS AND HEMATOPOIETIC PROLIFERATIONS: LEUKEMIC AND NONLYMPHOID INFILTRATES
Chapter 198: Leukemia Cutis
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 199: Blastic Plasmacytoid Dendritic Cell Neoplasm
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 200: Extramedullary Hematopoiesis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 201: Cutaneous and Systemic Mastocytosis
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Part II: Melanocytic Tumors of Skin
SECTION 1: BENIGN MELANOCYTIC TUMORS (NEVI)
Chapter 202: Congenital Melanocytic Nevi
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 203: Common Acquired Melanocytic Nevi
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 204: Conventional Blue Nevi
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 205: Cellular Blue Nevi
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 206: Combined Nevi
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 207: Halo Nevi
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 208: Nevi of Special Sites
KEY FACTS
Terminology
Clinical Issues
Macroscopic
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 209: Inverted Type A (Clonal) Nevi
KEY FACTS
Terminology
Clinical Issues
Imaging
Microscopic
Ancillary Tests
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
IMAGING
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 210: Deep Penetrating Nevi
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 211: Conjunctival Melanocytic Nevi
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 212: Dermal Melanocytoses (Nevus of Ota and Ito, Mongolian Spot)
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 213: Paraganglioma-Like Dermal Melanocytic Tumor
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 214: Atypical (Dysplastic) Melanocytic Nevi
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 215: Spitz (Spindle and Epithelioid Cell) Nevi
KEY FACTS
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
Chapter 216: Pigmented Spindle Cell Nevus (Reed Nevus)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
SECTION 2: MALIGNANT TUMORS (MELANOMAS AND RELATED LESIONS): MELANOMA IN SITU
Chapter 217: Melanoma In Situ, Lentigo Maligna Type
KEY FACTS
Terminology
Clinical Issues
Cytopathology
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 218: Melanoma In Situ, Superficial Spreading Type
KEY FACTS
Terminology
Clinical Issues
Cytopathology
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 219: Melanoma In Situ, Not Otherwise Specified
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
MALIGNANT TUMORS (MELANOMAS AND RELATED LESIONS): INVASIVE MELANOMA
Chapter 220: Childhood Melanoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Ancillary Tests
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
STAGING
REPORTING
Chapter 221: Atypical/Borderline and Malignant Spitz Tumors
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 222: Melanoma, Lentigo Maligna Type
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 223: Melanoma, Superficial Spreading Type
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 224: Melanoma, Nodular Type
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 225: Desmoplastic Melanoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 226: Nevoid Melanoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 227: Acral Lentiginous Melanoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
Diagnostic Checklist
TERMINOLOGY
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 228: Oral Melanoma
KEY FACTS
Terminology
Clinical Issues
Imaging
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 229: Mucosal Melanoma (Genital)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 230: Sinonasal Melanoma
KEY FACTS
Clinical Issues
Macroscopic
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
IMAGING
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 231: Conjunctival Melanoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 232: Malignant Cellular Blue Nevus (Melanoma Arising in Cellular Blue Nevus)
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 233: Pigmented Epithelioid Melanocytoma (“Animal-Type Melanoma”)
KEY FACTS
Terminology
Clinical Issues
Microscopic
Ancillary Tests
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 234: Primary Dermal Melanoma
KEY FACTS
Terminology
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MACROSCOPIC
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
DIAGNOSTIC CHECKLIST
Chapter 235: Other Unusual and Rare Variants of Melanoma
KEY FACTS
Terminology
Etiology/Pathogenesis
Clinical Issues
Microscopic
Top Differential Diagnoses
TERMINOLOGY
ETIOLOGY/PATHOGENESIS
CLINICAL ISSUES
MICROSCOPIC
ANCILLARY TESTS
DIFFERENTIAL DIAGNOSIS
Chapter 236: Staging for Specimens of Malignant Melanoma of Skin
TERMINOLOGY
INDEX