Too Close to the Fire?

A 24-year-old woman develops a strange, reticulated Rash on her shins after sitting near a heater. Explore the diagnosis of this heat-related condition.

Erythema ab igne


A 24-year-old woman presented with a 2-month history of rash on her shins. The rash was asymptomatic and was more prominent in the left leg. It had first appeared during the winter, at which time she had been sitting by an electric heater that was closer to her left leg. Exam was without palpable purpura, subcutaneous nodules, or areas of gangrene. What is the diagnosis?

What is the most likely diagnosis?

Cryoglobulinemia
Cutaneous polyarteritis nodosa
Erythema ab igne
Livedo reticularis
Livedoid vasculitis

Dermatology, Erythema ab igne, Heat Exposure, Hyperpigmentation, Rash

Leave a Comment