Table 2.
Other investigations, by day of illness
| Investigation | Day 3 | Day 5 |
|---|---|---|
| Dengue NS1 antigen | Positive | – |
| Ultrasound Chest and abdomen | – | No evidence of plasma leakage to pleural or peritoneal cavities |
| Urine for bilirubin | – | Negative |
| Urine for myoglobin | – | Negative |
| Urine for free hemoglobin | – | Positive |
| Plasmodium falciparum antigen | – | Negative |
| Blood picture | – | Occasional spherocytes, bite cells, and blister cells. Lymphocytic predominance with viral forms. |
| Urinalysis | Urinalysis: black colored; slightly turbid; protein, 1+; blood, 1+; pus cells, 2–3/HPF; red cells, 2–3/HPF; no casts seen. | – |