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Types of previous abdominal operations.
| Incision | Surgical history | n |
|---|---|---|
| Upper abdominal | CBD exploration | 15 |
| Gastrectomy | 14 | |
| Splenectomy | 1 | |
| Hepatectomy | 3 | |
| Bowel resection | 6 | |
| Cholecystectomy | 47 | |
| Lower abdominal | Appendectomy | 11 |
| Hysterectomy | 6 | |
| Cesarotomy | 18 |
