During a consultation with a female patient I took the opportunity to have a quick glance at a slowly enlarging lesion on her husband's left cheek. 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.
Dermoscopic examination shows an angulated brown-grey network. Whereas an angulated network on the rest of the body can be a normal feature, on the face it is usually abnormal and points to the diagnosis of a lentigo maligna, which was the case here. The colour grey is also often a red flag when seen on the face. As you will see from the 'dermoscopy introduction' document I use the term network as purely descriptive ie what I am seeing, as opposed to basing it on any anatomical features.
