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Follow-up of the patients after PC
| Calculous cholecystitis (n = 25) | Acalculous cholecystitis (n = 2) | |
| No further treatment | 18 (72%) | 2 |
| Recurrence | 3 (12%) | 0 |
| Reinsertion of the catheter | 2 (8%) | 0 |
| Medical treatment | 1 (4%) | 0 |
| ERCP | 3 (12%) | 0 |
| Delayed surgery | 5 (20%) | 0 |
