The hives (urticaria) on this person's back have the typical slightly-raised red appearance and are accompanied by itching. Hives can be generalized over the entire body, or may be localized.
Review Date 4/14/2021
Updated by: Elika Hoss, MD, Senior Associate Consultant, Mayo Clinic, Scottsdale, AZ. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.