Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Scarlet feverUpdated: 2019-10-16OverviewScarlet fever, also known as scarlatina, is a bacterial illness that develops in some people who have strep throat. It's most common in children 5 to 15 years of age.SymptomsSymptoms include a bright red rash that covers most of the body, a sore throat, and a high fever.TreatmentsScarlet fever is treated with antibiotics. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use