Table 1. The clinical symptoms during the admission.
| Variable | No. of patients |
|---|---|
| Presenting signs and symptoms | |
| RUQ pain | 97 |
| Chronic | 56 |
| Acute | 41 |
| Jaundice | 32 |
| Anorexia | 25 |
| Abdominal distension | 37 |
| Hyperpyrexia | 27 |
| Nausea and vomiting | 15 |
| RUQ mass | 6 |
| Laboratory findings | |
| Elevated WBC count | 30 |
| Elevated blood bilirubin level | 19 |
| Mild | 20 |
| Moderate | 6 |
| Severe | 6 |
| Increased CA199 (>22 U/mL) | 66 |
| Increased CEA (>4.0 ng/mL) | 20 |
RUQ, right upper quadrant; WBC, white blood cell; CA19-9, carbohydrate antigen 19-9; CEA, carcinoembryonic antigen.