Description: Non-polarising Dermlite Fluid. Pattern is lines reticular with black clods, structureless black and structureless brown. Thick lines reticular noted top right. A few dot vessels centrally. Note confounding pattern of clods white centrally.

History: 49 year old man with past history of several BCCs, not seen for 3 years. New lesion on back, patient not aware of. Histology reported as; Sections show regressing level 2 superficial spreading malignant melanoma arising in dysplastic naevus, and characterised by pigmented atypical melanocytes infiltrating epidermis in a pagetoid pattern, and focally into the papillary dermis in association with signs of regression. There are no mitoses or ulceration. TUMOUR THICKNESS 0.63MM