Preferred Label : Chronic Fatigue Syndrome;
NCIt synonyms : Myalgic Encephalomyelitis;
NCIt related terms : Myalgic encephalomyelitis/chronic fatigue syndrome;
NCIt definition : A syndrome of unknown etiology. Chronic fatigue syndrome (CFS) is a clinical diagnosis
characterized by an unexplained persistent or relapsing chronic fatigue that is of
at least six months' duration, is not the result of ongoing exertion, is not substantially
alleviated by rest, and results in substantial reduction of previous levels of occupational,
educational, social, or personal activities. Common concurrent symptoms of at least
six months duration include impairment of memory or concentration, diffuse pain, sore
throat, tender lymph nodes, headaches of a new type, pattern, or severity, and nonrestorative
sleep. The etiology of CFS may be viral or immunologic. Neurasthenia and fibromyalgia
may represent related disorders. Also known as myalgic encephalomyelitis.;
Alternative definition : NCI-GLOSS: A condition lasting for more than 6 months in which a person feels tired
most of the time and may have trouble concentrating and carrying out daily activities.
Other symptoms include sore throat, fever, muscle weakness, headache, and joint pain.;
Codes from synonyms : CDR0000468799;
Origin ID : C3037;
UMLS CUI : C0015674;
Currated CISMeF NLP mapping
DO Cross reference
Semantic type(s)
UMLS correspondences (same concept)
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