A 43-Year-Old Woman with a New Ulcer on One Hand

A 43-Year-Old Woman with a New Ulcer on One Hand

A 43-year-old woman presents with 2 weeks of a smooth nodule on her right hand. The patient denies recent travel but recalls that she “banged up” her hand while cleaning out a fresh-water fish tank prior to noticing the nodule. Past medical history is significant for renal transplantation. Exam reveals a tender, erythematous plaque with an ulcer on dorsal aspect of her hand.               View the image and consider what your diagnosis and next steps …

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