Intraoperative color duplex ultrasound during renal transplantation.

The purpose of this pictorial essay is to describe the role of intraoperative color duplex ultrasound in detecting vascular complications during renal transplantation. Intraoperative color duplex scanning during renal transplantation detects vascular complications noninvasively. Reasons for disturbed perfusion can be malposition or external compression, intravascular thrombi, vessel wall dissection and vasospasm. Color duplex ultrasound is a useful procedure in selected conditions with an intraoperatively Suspected perfusion problem during renal transplantation.