Hyperpigmentation of an Atherosclerotic Carotid Artery Plaque in a Patient on Chronic Suppressive Minocycline Therapy.

Minocycline is an oral tetracycline antibiotic that has been used to treat a variety of medical conditions. A recognized side effect of minocycline is hyperpigmentation, most commonly a cutaneous phenomenon affecting the lower extremities. In our case report, we present a patient on chronic suppressive minocycline therapy identified intraoperatively with hyperpigmentation involving an atherosclerotic carotid plaque.