Table 1.
Investigation results in an index patient
| Investigation | Result |
|---|---|
| Complete hemogram | Hb-12.8g/dl; TLC-4510/cmm, DLC-N30L57M10E1; Platelets count: 5.5 lac/cmm |
| Peripheral blood examination | Normocytic normochromic RBCs, platelets raised on smear, and no hemoparasites |
| Liver function test | SGPT/SGOT=23/17 U/L; Total bilirubin 0.74mg/dl, direct bilirubin: 0.16mg/dl, total proteins: 7.35g/dl, albumin 4.39g/dl, ALP: 250U/L |
| Kidney function test | Urea: 20mg/dl, Creatininge: 0.73mg/dl |
| Fasting blood sugar | 80 mg/dL |
| Blood culture | Sterile |
| Typhoid IgG/IgM rapid card test | Non-reactive |
| Malaria antigen rapid card test | Negative |
| Serum sodium/Potassium/Chlorides | 138/4.76/103 mmol/L |
| Serum calcium | 10 mg/dl |
| Throat swab | No growth was observed on aerobic incubation |
| Widal test | Titers for Salmonella Typhi O and H and Paratyphi AH antigen was <1:20 |
| Dengue IgM/IgG by rapid card test | Negative |
| Anti-streptolysin O antibody titres | Negative |
| Serum Vitamin B 12 level | 298 pg/mL |
| Serum ceruloplasmin | 28 mg/dL |
| Thyroid panel | Free T3/T4-2.38 pg/mL, 1.33 ng/dL; TSH: 1.13mIU/L |
| Electrocardiogram | Normal |
| Electroencephalography | Normal |
| Ophthalmological examination | Normal |
| Magnetic resonance imaging of brain | Normal |