[Intraoperative sonography in organ preserving operations of kidney tumors].

The use of intraoperative ultrasonography in urology was exclusive in open stone surgery to search for residual stones. However, this procedure may applied successfully to renal cancer, if parenchyma-sparing resection or enucleation should performed. Our experience in 6 cases show the helpful use of intraoperative ultrasonography in the judgement of normal parenchyma.