A 54 year old man was referred with a slow growing lesion on the right cheek. On examination there was an irregular patch with various shades of brown. What is the diagnosis?
Dermoscopy - Introduction, Terminology and Structures
A document to help you understand the dermoscopic descriptions used in this blog.
Dermoscopy Algorithm
To help you work through dermoscopic cases.
Dermoscopically there are grey circles. On the face grey is usually a cause for concern. In this instance the grey circles represent irregular pigmentation around the hair follicles, a feature that can be one of the first dermoscopic signs of a lentigo maligna. The diagnosis was confirmed by biopsy, which demonstrated atypical melanocytes tracking down the hair follicles and other adnexal structures.
Images property of South Tees NHS Foundation Trust.
