Concurrent development of high-stage cutaneous squamous cell carcinoma during complete response of metastatic cutaneous squamous cell carcinoma to programmed cell death protein 1 blockade with cemiplimab

• Jacob D. Siegel, MD,
• Aarti Bhatia, MD, MPH,
• Christine J. Ko, MD,
• Sean R. Christensen, MD, PhD

Affiliations

Jacob D. Siegel, MD

Department of Dermatology, Yale University School of Medicine, New Haven, Connecticut; Correspondence to: Jacob D. Siegel, MD, Department of Dermatology, Yale University School of Medicine, 333 Cedar Street, PO Box 208059, New Haven, CT 06520.

Aarti Bhatia, MD, MPH

Department of Medicine, Section of Medical Oncology, Yale University School of Medicine, New Haven, Connecticut

Christine J. Ko, MD

Department of Dermatology, Yale University School of Medicine, New Haven, Connecticut

Sean R. Christensen, MD, PhD

Department of Dermatology, Yale University School of Medicine, New Haven, Connecticut