macrohematuria associated with rupture abdominal aneurysm is caused by renal infarction due to renal arterial compression or dissection , by renal congestion due to renal venous perforation , by urinary bladder congestion due to aortocaval fistula , possibly by hydronephrosis due to ureteral obstruction , and by urinary bladder perforation .
C0035085
renal
C0022646
renal