Friday Pop Quiz 9/18/2026

A 75 year old male patient presents with a sudden eruption of the shown finding (see photo) all throughout his back and chest. What is this finding called and what is the most commonly associated condition?

A. Leser-Trélat sign and gastric adenocarcinoma

B. Sister Mary Joseph nodule and pelvic tumor

C. Necrolytic migratory erythema and glucagonoma

D. Leser-Trélat sign and psoriasis

E. Leser-Trélat sign and lichen planus

To find out the correct answer and read the explanation, click here.

This weeks question features a photo from the Full Spectrum of Dermatology: A Diverse and Inclusive Atlas.