Polymorphous vessels and a pink-grey structureless area - an amelanotic melanoma (AM-patient2)
Keywords: 51 years, Anterior elbow, Arising within melanoma in situ, Asymmetric colours, Asymmetric structure, Breslow depth 2.5mm, Brown/grey dots, Dermoscopy, Female, Histopathology-confirmed, Melanoma of skin, Nodular melanoma type, Pink/grey colours, Polymorphous vessels, Structureless area, White lines
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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