Functional Systems Scores (FSS)
Kurtzke JF. Rating neurological impairment in multiple sclerosis: an expanded disability status scale. Neurology 1983; 33: 1444-1452
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Sensory Functions
| Score | Criteria |
|---|---|
| 0 | Normal |
| 1 | Vibration or figure-writing decrease only in one or two limbs |
| 2 | Mild decrease in touch or pain or position sense, and/or moderate decrease in vibration in one or two limbs; or vibratory (c/s figure-writing) decrease alone in three or four limbs |
| 3 | Moderate decrease in touch or pain or position sense, and/or essentially lost vibration in one or two limbs; or mild decrease in touch or pain and/or moderate decrease in all proprioceptive tests in three or four limbs |
| 4 | Marked decrease in touch or pain or loss of proprioception, alone or combined, in one or two limbs; or moderate decrease in touch or pain and/or severe proprioceptive decrease in more than two limbs |
| 5 | Loss (essentially) of sensation in one or two limbs; or moderate decrease in touch or pain and/or loss of proprioceptive for most of the body below the head |
| 6 | Sensation essentially lost below the head |