Table.
Summary of Patient Workup
| Serologic workup (reference values) | CSF analysis (reference values) | ||
| WBC | 8.15 (4.5–11.0) | Appearance | Clear, colorless |
| Hgb | 10.8 (12.0–15.0) | OP | 38 mmH20 (10–25) |
| Hct | 33.2 (36.0–46.0) | WBC | 8/10 (0–5), 61%/74% Lymph% |
| Plt | 422 (150–350) | RBC | 2/1 (0–5) |
| Na | 137 (135–148) | Glucose | 58 (50–80) |
| K | 3.7 (3.5–5.1) | Protein | 77.3 (15–60) |
| Cl | 92 (96–109) | Bacterial culture | Negative (Neg) |
| CO2 | 32 (21–31) | Viral studies (HSV, VZV, EBV, JCV) | Negative (Neg) |
| BUN | 7 (7.0–22.0) | ||
| Cr | 0.5 (0.5–1.2) | ||
| Glu | 111 (71–99) | ||
| ESR | 128 (0–20) | ||
| CRP | 7.3 (0–0.5) | ||
| ANA | Negative (Neg) | ||
| Anti-dsDNA | Negative (Neg) | ||
| RF | 41 (0.0–14.0) | ||
| Serum IgG | 1,267 (600–1700) | ||
| IgG4 subclass | 101.1 (2–96) | ||
| ANCA | Positive (Neg) | ||
| Anti-smooth muscle Ab | Positive (Neg) | ||
| Ro52 | Positive (Neg) | ||
| Anti-PR3 | 96.6 (0.0–0.4) | ||
| HIV 1/2 Ab | Negative (Neg) | ||
| Histoplasma Ab | Negative (Neg) | ||
| Lyme Ab | Negative (Neg) | ||
| T-spot Tb | Positive (Neg) | ||
Abbreviations: Ab = antibody; ANA = antinuclear antibody; ANCA = anti-neutrophil cytoplasmic antibodies; BUN = blood urea nitrogen; Cl = chloride; CO2 = carbon dioxide; Cr = creatinine; CRP = C-reactive protein; dsDNA = double-stranded DNA; EBV = Epstein-Barr virus; ESR = erythrocyte sedimentation rate; glu = glucose; H = high; Hct = hematocrit; Hgb = hemoglobin; HSV = herpes simplex virus; IgG = immunoglobulin G; JCV = John Cunningham virus; K = potassium; L = low; lymph = lymphocytes; Na = sodium; Neg = negative; OP = opening pressure; Plt = platelets; PR3 = proteinase 3; RBC = red blood cell; RF = rheumatoid factor; Tb = tuberculosis; VZV = varicella zoster virus; WBC = white blood cell.
This table summarizes the serologic and CSF workup our patient underwent on admission to the tertiary care center. Reference values are provided.