Melanoma differential diagnosis
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Yazan Daaboul, M.D.; Serge Korjian M.D.
Overview
Melanoma must be differentiated from other causes of skin lesions, such as other skin cancers, premalignant skin tumors, and benign skin lesions.
Differential Diagnosis
Melanoma must be differentiated from other causes of skin lesions, such as:
- Angiokeratoma
- Atypical fibroxanthoma*Basal cell carcinoma of the skin
- Dermatofibroma
- Dermatofibroma protuberans
- Dysplastic nevus
- Epithelioid (Spitz) tumors
- Halo nevus
- Histiocytoid hemangioma
- Keratoacanthoma
- Lentigo
- Lentigo maligna
- Metastasis of other primary tumors
- Mycosis fungoides
- Peripheral nerve sheath tumor
- Pigmented actinic keratosis
- Scar tissue or keloid
- Sclerosing blue nevus
- Sarcoma
- Sebaceous carcinoma
- Seborrheic keratosis
- Spindle cell squamous cell carcinoma
- Squamous cell carinoma of the skin
- Traumatic hematoma
- Melanocytic nevus and other benign melanocytic lesions
- Traumatized nevus
- Venous lake
- Vitiligo