27 July 2025
: Case report 
One Patient with 3 Antibody-Confirmed Neurological Autoimmune Syndromes: A Case Report and Review of the Literature
Challenging differential diagnosis, Management of emergency care, Clinical situation which can not be reproduced for ethical reasons, Rare coexistence of disease or pathology
Lauren A. Nguyen ABCDEF 1*, Frishan Rocel O. Paulo ABCDF 1, Jordan J. Petersen ABCDE 1, J. Douglas Miles
AEFG 1
DOI: 10.12659/AJCR.948329
Am J Case Rep 2025; 26:e948329
Table 3 The patient’s cerebrospinal fluid laboratory test values from 2 years later, at her second admission.
| Test | Value | Reference range and unit |
|---|---|---|
| Neuromyelitis optica-IgG (NMO-IgG) | Positive | Negative |
| Neuromyelitis optica (NMO) autoantibody IgG | Positive | Negative |
| Neuromyelitis optica/aquaporin-4 (NMO/AQP4) Titer | >1: 100000 | <1: 5 |
| Anti-N-methyl-D-aspartate receptor (NMDAR) IgG | Positive | Negative |