Laboratory results
| Serum samples | Test result |
| Vitamin B12 | 613 pmol/L (150–700 pmol/L) |
| Folic acid | 22.6 nmol/L (8.8–60.8 nmol/L) |
| Vitamin B1 | 143 nmol/L (66–186 nmol/L) |
| Vitamin B6 | 73 nmol/L (34–156 nmol/L) |
| Sodium | 140 mmol/L (136–145 mmol/L) |
| Potassium | 4.2 mmol/L (3.5–5.1 mmol/L) |
| Glucose (fasting) | 6.0 mmol/L (3.9–7.7 mmol/L) |
| Thyroid function (TSH) | 1.3 mU/L (0.4–4.0 mU/L) |
| Prothrombin time; INR | 1.0 (0.9–1.1) |
INR, international normalized ratio; TSH, thyroid stimulating hormone.