CHRONIC FATIGUE SYNDROME

Chronic fatigue syndrome (CFS) / Myalgic encephalomyelitis (ME) is a disorder characterized by persistent and unexplained fatigue resulting in severe impairment in daily functioning. Besides fatigue most patients with CFS report concomitant symptoms such as pain, cognitive dysfunction, psychiatric illness and unrefreshing sleep. CFS is seen world wide with higher prevalence in females & adult prevalence rate varying between 0.2 -0.4 % . Laboratory tests help to exclude disorders causing fatigue e.g. endocrine disorders, neoplasm, heart failure etc.