Herpes zoster (shingles) on the hand
Shingles occurs more commonly on the chest and back, but can involve the arms and legs. Thesmall blisters on this person's hand represent involvement of the dermatome innervated by the 7th cervical nerve. (See the Dermatomes picture.)
Reviewed By: Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine; Jatin M. Vyas, MD, PhD, Assistant Professor in Medicine, Harvard Medical School; Assistant in Medicine, Division of Infectious Disease, Department of Medicine, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.