A Case of a Curious Skin Lesion

Affiliations

• ¹ Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan. Electronic address: joariel@med.umich.edu.
• ² Department of Pathology, University of Michigan, Ann Arbor, Michigan.
• ³ Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan; Department of Rheumatology, University of Michigan, Ann Arbor, Michigan.