Histopathology of the initial biopsy specimens excised from the head of patient A. Specimens from the head neoplasms of the patient revealing a superficial spreading melanoma with epithelioid appearance associated with a compound nevus (inset) (A) or in the absence of melanocytic nevi (B). Hematoxylin and eosin, magnification 10×.
Frigerio et al. BMC Medical Genetics 2014 15:59 doi:10.1186/1471-2350-15-59