Description: Non-polarising with Dermlite Fluid. Vascular structures predominate with a few lines reticular top left (overemphased in these photos) a clue to melanocytic lesion.

History: 60 year old woman with long history of BCCs, new lesion upper arm since last check 6 months prior. Lesion today is superior of two, inferior is another BCC. Histology reported as; Sections confirm a level 1 superficial spreading malignant melanoma arising in a dysplastic naevus. There is no ulceration and no invasion is seen.