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. 2020 Mar 25;22(2):95–101. doi: 10.1177/1751143720914181

Figure 2.

Figure 2.

Algorithmic approach to NMDA-R encephalitis. ALP: alkaline phosphatase; ALT: alanine transaminase; ANA: antinuclear antibody; ANCA: anti-neutrophil cytoplasmic antibodies; AST: aspartate aminotransferase; CNS: central nervous system; CRP: c-reative protein; CSF: cerebrospinal fluid; CT: computed tomography; EEG: electroencephalogram; EKG: electrocardiogram; GGT: gamma-glutamyl transferase; HSV-1: herpes simplex virus-1; INR: international normalized ratio; IVIg: intravenous immunoglobulin; MRI: magnetic resonance imaging; NMDA-r: anti-N-methyl-d-aspartate receptor; PET: positron emission tomography; PTT: partial thromboplastin time; RF: rheumatoid factor; SSA: anti-Sjogren's syndrome type a; SSB: anti-Sjogren's syndrome type b; TPO: thyroid peroxidase; TSH: thyroid stimulating hormone; VZV: varicella zoster virus.