Table 1.
Additional auxiliary examination results
| Cerebrospinal fluid | |
| WBC | 80/µL (90% lymphocyte) |
| Glucose | (-) |
| Protein | 1.24 g/L |
| Microbiological exams | |
| Bacteria (culture) | (-) |
| Mycobacterium tuberculosis (culture) | (-) |
| Cryptococcus (culture) | (-) |
| Herpes simplex virus 1 and 2 (PCR) | (-) |
| Cytomegalovirus (PCR) | (-) |
| Epstein-Barr virus (PCR) | (-) |
| Japanese encephalitis virus (PCR) | (-) |
| Metagenomics next-generation sequencing | (-) |
| aOnconeuronal antibodies | (CSF/serum) |
| Anti-Hu | (-/-) |
| Anti-Yo | (-/-) |
| Anti-Ri | (-/-) |
| Anti-CV2 | (-/-) |
| Anti-amphiphysin | (-/-) |
| Anti-Ma2 | (-/-) |
| Anti-SOX1 | (-/-) |
| Anti-Tr | (-/-) |
| Anti-GAD65 | (-/-) |
| Anti-Zic4 | (-/-) |
| Anti-titin | (-/-) |
| Anti-recoverin | (-/-) |
| aNeuronal cell surface antibodies | (CSF/serum) |
| Anti-N-methyl-D-aspartate receptor | (-/-) |
| Anti-alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor 1 | (-/-) |
| Anti-alpha-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor 2 | (-/-) |
| Anti-gamma-aminobutyric acid type A receptor | (-/-) |
| Anti-gamma-aminobutyric acid type B receptor | (-/-) |
| Anti-contactin-2-associated protein receptor | (-/-) |
| Anti-leucine-rich glioma inactivated-1 protein receptor | (-/-) |
| aAnti-glial fibrillary acidic protein antibodies | (1:10/-) |
| aAnti-aquaporin 4 antibodies | (-/-) |
| aAnti-myelin oligodendrocyte glycoprotein antibodies | (-/-) |
| Oligoclonal band (CSF/serum) | (-/-) |
| Hematologic tests | |
| Routine blood test | (-) |
| Biochemical test | (-) |
| C-reactive protein | (-) |
| Vitamin B12 | (-) |
| Microbiological tests | |
| Human immunodeficiency virus | (-) |
| TORCH | (-) |
| Epstein-Barr virus | (-) |
| Parasites | (-) |
| Mycobacterium tuberculosis | (-) |
| Tumor markers | |
| Carcino-embryonic antigen | (-) |
| Cancer antigen 15–3 | (-) |
| Cancer antigen 19–9 | (-) |
| Cancer antigen 125 | (-) |
| Cancer antigen 72–4 | (-) |
| Total prostate-specific antigen | (-) |
| Free prostate specific antigen | (-) |
| Neuron-specific enolase | (-) |
| Cytokeratin 19 fragment antigen 21–1 | (-) |
| Immunological test | |
| IgG4 | (-) |
| Rheumatoid factor | (-) |
| AKA | (-) |
| ANA | (-) |
| Anti-dsDNA | (-) |
| c-ANCA-IgG | (-) |
| p-ANCA-IgG | (-) |
| MPO-ANCA-IgG | (-) |
| PR3-ANCA-IgG | (-) |
| Anti-SS-A | (-) |
| Anti-SS-B | (-) |
| Anti-Scl-70 | (-) |
| Anti-Jo-1 | (-) |
| Anti-RNP | (-) |
| Anti-ACA | (-) |
| Thyroid antibodies | |
| Thyroid globulin antibodies | (-) |
| Thyroid peroxidase antibodies | (-) |
| Thyroid stimulating hormone receptor antibodies | (-) |
aCell-based assay (Euroimmun, Lübeck, Germany)
WBC, white blood cell; CSF, cerebrospinal fluid; PCR, polymerase chain reaction; TORCH, toxoplasma, treponema pallidum, rubella virus, cytomegalovirus, and herpes simplex virus 1 and 2; AKA, anti-keratin antibodies; ANA, anti-nuclear antibody; dsDNA, double-stranded deoxyribonucleic acid; ANCA, anti-neutrophil cytoplasmic antibodies; anti-SM, anti-Smith antibodies; RNP, ribonuclear protein; ACA, anticardiolipin