Dermoscopy showing grey-brown clods and polymorphous vessels - an amelanotic melanoma in situ (AM-patient3)
Keywords: 60 years, Dermoscopy, Female, Grey-brown clods, Histopathology-confirmed, Leg, Lower thigh, Melanoma in situ type, Melanoma of skin, Pale background, Polymorphous vessels
Amelanotic melanoma is a form of melanoma in which the malignant cells have little to no pigment. The term 'amelanotic' is often used to indicate lesions that are only partially devoid of pigment while truly amelanotic melanoma where lesions lack all pigment is rare [1].
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