Description: Macro shows an eccentric variegate plaque arising in a naevus.

History: 35 year old male with atypical mole syndrome but no past history. Referred by GP regarding this lesion. Melanoma 394 was also found at this examination. Histology reported as; Sections show a level 1 (in situ) superficial spreading melanoma arising in a dysplastic compound naevus. There is no ulceration, dermal invasion, lymphocytic infiltrate or regression.