Table 8.
CSF findings at the time of the first LP and at follow-up LP in group I
| Units | First LP | Follow-up LPs | |
|---|---|---|---|
| Pleocytosis, all | Samples | 11/113 (9.7%) | 3/15 (20%) |
| Pleocytosis, B/SC subgroup | Samples | 10/92 (10.9%) | 2/14 (14.3%) |
| Pleocytosis, PN/CN/H subgroup | Samples | 1/20 (5%) | 1/1 (100%) |
| OCB, all | Samples | 2/92 (2.2%) | 0/11 (0%) |
| OCB, B/SC subgroup | Samples | 2/75 (2.7%) | 0/10 (0%) |
| OCB, PN/CN/H subgroup | Samples | 0/16 (0%) | 0/1 (0%) |
| IgG-IF > 10%, all | Samples | 1/104 (1%) | 0/11 (0%) |
| IgG-IF > 10%, B/SC subgroup | Samples | 1/83 (1.2%) | 0/11 (0%) |
| IgG-IF > 10%, PN/CN/H subgroup | Samples | 0/20 (0%) | Not done |
| QAlb > Qlim(Alb), all | Samples | 51/104 (49%) | 7/12 (58.3%) |
| QAlb > Qlim(Alb), B/SC subgroup | Samples | 42/83 (50.6%) | 7/12 (58.3%) |
| QAlb > Qlim(Alb), PN/CN/H subgroup | Samples | 8/20 (40%) | Not done |
| CSF TP elevated, all | Samples | 47/104 (45.2%) | 7/14 (50%) |
| CSF TP elevated, B/SC subgroup | Samples | 41/87 (47.1%) | 7/14 (50%) |
| CSF TP elevated, PN/CN/H subgroup | Samples | 6/16 (37.5%) | Not done |
| CSF L-lactate elevated, all | Samples | 23/96 (24%) | 3/13 (23.1%) |
| CSF L-lactate elevated, B/SC subgroup | Samples | 19/80 (23.8%) | 3/12 (25%) |
| CSF L-lactate elevated, PN/CN/H subgroup | Samples | 3/15 (20%) | 0/1 (0%) |
| Time since onset of neurological symptoms | Days | 5 (0–82) | 16 (2–38) |
B/SC brain/spinal cord, IgG-IF intrathecal IgG fraction, OCB oligoclonal bands, PN/CN/H peripheral nerve/cranial nerve/headache only, QAlb CSF/serum albumin quotient, TP total protein, WCC white cell count