14th July 2026

A 72-year-old farmer presents to clinic with a solitary painless red lesion on the side of his left cheek.

A 72-year-old farmer presents to clinic with a solitary painless red lesion on the side of his left cheek. His wife claims this has drastically increased in size over the past few weeks. Dermoscopy shows irregular polymorphous vessels with milky white areas. Histopathology shows uniformly small blue cells with sparse cytoplasm. Immunohistochemistry was positive for Chromogranin A and Bcl-2.

Select the SINGLE most likely diagnosis from the list below. Select ONE option only.