chronic fatigue syndrome (DOID:8544)
Alliance: disease page
Synonyms: CFS; Myalgic encephalitis; Myalgic encephalomyelitis; Postviral fatigue syndrome
Alt IDs: ICD10CM:G93.32, ICD9CM:780.71, MESH:D015673, NCI:C3037, UMLS_CUI:C0015674
Definition: A syndrome that involves prolonged and severe tiredness or weariness that is unrelated to exertion, is not relieved by rest and for a minimum of six months and is not directly caused by other conditions.