The chronic fatigue syndrome--an update.

  title={The chronic fatigue syndrome--an update.},
  author={Vegard Bruun Wyller},
  journal={Acta neurologica Scandinavica. Supplementum},
BACKGROUND In this article, current scientific knowledge on the chronic fatigue syndrome (CFS) is reviewed. The US case definition of CFS (the CDC-definition) is most widespread in research and clinical practice. Estimates of prevalence vary from 0.2% to above 2%. The female-male ratio is approximately 3:1. CLINICAL FEATURES Severe fatigue is the dominating complaint; it is worsened from exertions and not substantially relieved by rest. In addition, the patients might have a varying… CONTINUE READING


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