Diagnostic criteria |
Levels of diagnostic certainty |
|||
1 |
2 |
3 |
4 |
|
Bilateral weakness and flaccid limbs; |
+ |
+ |
+ |
± |
Decrease or abolition of osteotendinous reflexes in weak limbs; |
+ |
+ |
+ |
± |
Monophasic profile, with interval of 12 hours to 28 days between the onset of weakness and its nadir followed by a clinical plateau |
+ |
+ |
+ |
± |
Less than 50 mononucleated elements/mm³ in LCS |
+ |
+ |
- |
± |
Hyperproteinorachia |
+ |
± |
- |
± |
ENMG pattern compatible with an SGB |
+ |
± |
- |
± |
Lack of another diagnosis explaining the weakness |
+ |
+ |
+ |
+ |
Table 1: Brighton BMS Diagnostic Certainty Criteria [10]
Tables at a glance