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Table 1 Causes of acute renal bleeding and the number of lesions with different abnormalities on renal arteriography

From: Clinical outcome and safety of selective renal artery embolization using permanent occlusive agents for acute renal bleeding

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