A 72-year-old man with nonhealing facial erosions and bullae

• Catherina X. Pan, BA,
• Catherine E. Pisano, MD,
• Mia S. DeSimone, MD, MPH,
• Vinod E. Nambudiri, MD, MBA

Affiliations

Catherina X. Pan, BA

Harvard Medical School, Boston, Massachusetts; Department of Dermatology, Brigham and Women’s Hospital, Boston, Massachusetts

Catherine E. Pisano, MD

Harvard Medical School, Boston, Massachusetts; Department of Dermatology, Brigham and Women’s Hospital, Boston, Massachusetts; Dana-Farber Cancer Institute, Cutaneous Oncology, Boston, Massachusetts

Mia S. DeSimone, MD, MPH

Department of Pathology, Brigham and Women’s Hospital, Boston, Massachusetts

Vinod E. Nambudiri, MD, MBA

Harvard Medical School, Boston, Massachusetts; Department of Dermatology, Brigham and Women’s Hospital, Boston, Massachusetts; Dana-Farber Cancer Institute, Cutaneous Oncology, Boston, Massachusetts; Correspondence to: Vinod E. Nambudiri, MD, MBA, Department of Dermatology, Brigham and Women’s Hospital, 221 Longwood Ave, Boston, MA 02115.