[Conservative surgery in tumors of the renal parenchyma]

Policy in diagnosis and conservative therapy of renal parenchyma tumors is considered for bilateral lesion, single kidney, combination of renal tumor with renal failure, small-size tumors in normal renal function. The authors advocate all kinds of renal resection. Enucleation is feasible in the single kidney having encapsulated tumor of 3 and less cm in size.