Dermatoscopy of Non-Pigmented Skin Tumors

TECHNICAL ASPECTS Physics of Polarized and Nonpolarized Dermoscopy and Digital Photography Key Features Key Management References Instrument-Dependent Criteria Key Points Key Feature Key Management References Metaphoric and Descriptive Language in Dermoscopy: Lessons from the Cognitive Sciences Introduction: Metaphors in Dermatology and Dermoscopy Descriptive Terminology in Dermoscopy Schematic Illustration Visual Metaphors Synthesis: Seeking a Clear, Effective Terminology in Dermoscopy Key Features Key Management References How to Perform Dermoscopy of Non-Pigmented Skin Lesions Key Features Key Management Flowchart for Diagnostic Procedure Key Feature Key Management DERMATOSCOPY OF NONPIGMENTED LESIONS How to Assess a Given Non-Pigmented Lesion Key Features Key Management References Clinical Assessment Key Features Key Management Vascular Morphologies Key Features Key Management References Vascular Arrangements Key Features Key Management Reference Specific Patterns Key Features Key Management References Dermatoscopic Clues in Non-Pigmented Lesions Summary and Key Features Introduction Deciding Whether a Lesion Is Raised White Clues White Lines Surface Keratin, Dermatoscopic White Circles, and Structureless Areas in Raised Lesions Other "Non-Vessel" Clues to Diagnosis Vessel Pattern Analysis Flat Lesions Raised Lesions References The Influence of Tumor Thickness on the Vascular Morphologies Key Features Key Management References SPECIFIC DERMATOSCOPIC PATTERNS AND THEIR DIAGNOSTIC SIGNIFICANCE Intradermal Nevi (Including Unna and Miescher Type) Key Features Key Management Clinical Characteristics Dermoscopic Features Clinical Management References Clark Nevi in Fair Skin Types Key Features Key Management References Spitz Nevi Key Features Key Management Introduction Dermoscopy References Atypical Spitzoid Neoplasms (Atypical Spitz Nevi, Atypical Spitz Tumors, Spitzoid Melanoma): a Clinicopathological Update Key Features Key Management Reference Nevi in Patients With Bap1 Germ Line Mutation, Red-Hair Polymorphism, and Albinism Key Features Key Management References Amelanotic Melanoma Key Features Key Management Early Amelanotic Melanoma Intermediate Thickness Amelanotic Melanoma Thick Melanoma References Hypomelanotic Melanoma Key Features Key Management References Cutaneous Melanoma Metastases Key Features Key Management References Sebaceous Hyperplasia Short Explanatory Text Key Features Key Management References Seborrheic Keratosis Seborrheic Keratosis Clear Cell Acanthoma Large Cell Acanthoma References Dermatofibromas Key Features Key Management References Angioma, Pyogenic Granuloma, Angiokeratoma Introduction Cherry Angioma Pyogenic Granuloma Angiokeratoma References Benign Adnexal Lesions Key Features Key Management Sebaceous Lesions Follicular Lesions Eccrine and Apocrine Lesions References Basal Cell Carcinoma Key Points Introduction Nodular Basal Cell Carcinoma (nBCC) Superficial Basal Cell Carcinoma (sBCC) Infiltrative Basal Cell Carcinoma (iBCC) Fibroepithelial BCC Infundibulocystic BCC Basosquamous Carcinoma Conclusion References Keratinocyte Skin Cancer Introduction Actinic Keratosis Bowen's Disease Squamous Cell Carcinoma References Dermoscopy of Cutaneous Neuroendocrine ("Merkel cell") Carcinoma Key Features Key Management Dermoscopy Management References Malignant Vascular, Adnexal, and Fibrous Tissue Tumors Key Features Key Management Malignant Vascular Tumors Malignant Tumors of the Fibrous Tissue Malignant Adnexal Tumors References Clues for the Differential Diagnosis of Inflammatory Lesions from Tumoral Lesions Key Features Discoid Lupus Erythematosus (DLE) Versus Actinic Keratosis Psoriasis versus Superficial Basal Cell Carcinoma (sBCC) and Bowen's Disease (BD) Dermatitis versus Mycosis Fungoides (MF) References Dermoscopy for Assessing Surgical Margins Key Features Key Management References Dermoscopy in the Treatment Decision (Surgical vs. Topical) Key Features Key Management References Dermoscopy for Treatment Monitoring (Recurrence vs. Clearance) Dermoscopic Monitoring of Medical Treatments for Nonmelanoma Skin Cancers Key Features Key Management References Diagnostic Clues and Management Rules Clues for Diagnosing Tumors Showing Dotted/Coiled Vessels Clues for the Management of Nodular Pink Lesions Clues for the Differential Diagnosis of Flat Non-Pigmented Tumors Always Obtain a Histopathological Diagnosis of a Clinically and Dermoscopically Suspected Diagnosis of Pyogenic Granuloma Lesions with a Polymorphous Vascular Pattern Should Always Be Considered Suspicious and Submitted for Histopathological Examination If Pigment Is Present, Look at It First Before Assessing the Vascular Pattern Clues to Recognize Melanoma Mimicking Nodular Basal Cell Carcinoma Confocal Microscopy in the Diagnosis and Management of Non-Pigmented Skin Tumors (Which, When, and When Not) Key Features Key Management Introduction Best Indications Limitations Conclusions References