MDCalc

Expanded Disability Status Scale (EDSS) / Functional Systems Score (FSS)

Describes severity of disability in patients with MS.

Expanded Disability Status

Ambulation

Functional Systems

Pyramidal
Cerebellar
Brainstem
Sensory
Bowel and bladder
Visual
Cerebral
Other

Result:

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Advice
  • Use to measure progression of disease in MS patients.
  • Use to compare outcomes in MS clinical trials.