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Hard Nodular Plaque on the Scalp
- Author:
- Ryan A. Gall, MD
- Alyson J. Brinker, MD
- John D. Peters, MD
A 35-year-old man presented to the dermatology clinic with a slow-growing plaque on the scalp of 10 years’ duration. The lesion was mildly...
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Erythematous Abdominal Nodule
- Author:
- Ryan Gall, MD
- Matthew Willett, MD
- John D. Peters, MD
A 71-year-old man presented with an inflamed erythematous papule on the right subcostal region of 12 months’ duration. It began as a small...