Biopsy-induced arteriovenous fistula and venous aneurysm in a renal transplant

Abstract

36 ml/min). Hypertension was diYcult to control anda systolic–diastolic bruit in the hilar region of the graftCurrently, use of percutaneous biopsy of the renal was noted, the intensity of which increased with time.graft is increasing, because the procedure is technically In view of the clinical evolution it was decided tosimple, oVers a high diagnostic yield in the diVerential intervene because of the high risk of aneurysm rupture.diagnosis of graft dysfunction, and has a low morbidity Via the right femoral artery supraselective catheteriz-[1–5]. Nevertheless, complications, mostly vascular ation of the artery feeding the arteriovenous fistulacomplications, may occur [3,4,6]; in the following we was performed. It was occluded with a total of nineshall describe a novel type of vascular complications coils of diVerent sizes. Subsequent control arterio-of graft biopsy, i.e. venous aneurysm. graphy documented complete closure of the fistula anddisappearance of the aneurysm. Renal function of thepatient has remained stable for 6 months subsequently.