Table 1 Causes of acute renal bleeding and the number of lesions with different abnormalities on renal arteriography
| Etiology bleeding | N of patients | Angiographic abnormalities | Total of lesions | ||||
|---|---|---|---|---|---|---|---|
| Pseudoaneurysm | Free extravasation | ACF | Tumor vessels | AVM | |||
| PCN | 15 | 14 | 1 | 15 | |||
| Biopsies | 7 | 6 | 3 | 1 | 10 | ||
| PCNL | 8 | 7 | 1 | 8 | |||
| Open surgery | 5 | 4 | 1 | 5 | |||
| Penetrating trauma | 3 | 3 | 4 | 1 | 8 | ||
| Blunt trauma | 1 | 1 | 2 | 3 | |||
| Angiomylipoma | 4 | 4 | 4 | ||||
| AVM | 2 | 2 | 2 | ||||
| Total of patients | 45 | 35 | 11 | 3 | 4 | 2 | 55 |