Chronic Fatigue Syndrome

Onset may be acute or subacute.
It is essentially a diagnosis of exclusion.

The 1994 CDC diagnostic criteria require the concurrent presence of at least 4 of the following symptoms over a 6-month period:


Impaired short-term memory or concentration
Sore throat
Tender lymph nodes/glands
Muscular pain
Joint stiffness in multiple areas
New-onset headaches
Unrefreshing sleep
Postexertional fatigue/malaise lasting more than 24 hours.


Treatments:

-Exercise
-Cognitive behavioral therapy

The syndrome is associated with depression, obstructive sleep apnea and other psychiatric illnesses.