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People suffered from "chronic or recurrent fatigue", among a large number of other symptoms. [1]: 28–29 The initial link between elevated antibodies and the Epstein–Barr virus led to the name "chronic Epstein–Barr virus syndrome". The CDC renamed it chronic fatigue syndrome (CFS), as a viral cause could not be confirmed in studies.
The name Chronic Fatigue Syndrome has been attributed to the US Centers for Disease Control 1988 research case definition for the illness, "Chronic fatigue syndrome: a working case definition". [38] [40] Chronic Fatigue Syndrome (CFS) was added to ICD-9 after 1988 and listed under code 780.71, Symptoms Signs and Ill-defined Conditions ...
The earlier ICD-10 system categorized neurasthenia under "F48 – Other neurotic disorders". [22] Under "F48.0 Neurasthenia", the characteristics of the disorder differ among various cultures. Two overlapping symptoms can be present: Increased fatigue after mental exertion can be associated with a reduction in cognitive function.
This allows ICF to be coded as fatigue or unspecified chronic fatigue, and help distinguish it from other forms of fatigue including cancer-related fatigue, chronic fatigue syndrome, fatigue due to depression, fatigue due to old age, weakness/asthenia, and in the ICD-10, also from fatigue lasting under 6 months.
The initial chronic fatigue syndrome definition was published in 1988. It is also called the "Holmes definition", after the manuscript's first author. [10] The Homes criteria require these two points: Debilitating fatigue of new onset which interferes with the patient's daily activities; Other fatiguing conditions must be eliminated
He then explained that it was caused by autoimmune hepatitis, a chronic liver disease when the body’s immune system attacks the liver cells. The rare condition affects between four and 43 out of ...
In the sympathetic nervous system (SNS), predominant dysautonomia is common along with fibromyalgia, chronic fatigue syndrome, irritable bowel syndrome, and interstitial cystitis, raising the possibility that such dysautonomia could be their common clustering underlying pathogenesis. [28]
PCS also shares symptoms with chronic fatigue syndrome, fibromyalgia, and exposure to certain toxins. [21] Traumatic brain injury may cause damage to the hypothalamus or the pituitary gland , and deficiencies of pituitary hormones ( hypopituitarism ) can cause similar symptoms to post-concussion syndrome; in these cases, symptoms can be treated ...