Mondo Description Rheumatic fever (RF) is a multisystem inflammatory disease occurring as a post-infectious, nonsuppurative sequela of untreated streptococcus pyogenes (Group A streptococcus [GAS]) pharyngitis, and mainly occurs in individuals aged 5 to 15 years. The most common presenting signs are fever, migratory polyarthritis and carditis.

Disease Ontology Description A connective tissue disease that develops from an antecedent Group A Streptococcal pharyngeal infection and has_symptom carditis, has_symptom polyarthritis, has_symptom chorea, has_symptom erythema marginatum, has_symptom subcutaneous nodules, has_symptom arthralgia, has_symptom prolonged PR interval, and/or has_symptom fever.