A well-demarcated hyperpigmented plaque of the posterior neck

• Hannah L. Cornman, BS,
• Emily K. Haque, MD,
• Lo Tamburro, MD,
• Marcia S. Driscoll, MD, PharmD

Affiliations

Hannah L. Cornman, BS

Department of Dermatology, University of Maryland School of Medicine, Baltimore, Maryland

Emily K. Haque, MD

Department of Dermatology, University of Maryland School of Medicine, Baltimore, Maryland; Correspondence to: Emily K. Haque, MD, Department of Dermatology, University of Maryland School of Medicine, 419 West Redwood St, Suite 235, Baltimore, MD 21201.

Lo Tamburro, MD

Department of Pathology, University of Maryland School of Medicine, Baltimore, Maryland

Marcia S. Driscoll, MD, PharmD

Department of Dermatology, University of Maryland School of Medicine, Baltimore, Maryland