[Complete bilateral renal vein occlusion in a patient with right sided hypernephroma and renal insufficiency: report of successful thrombectomy and nephrectomy].

A 66 year old female patient was successfully operated following complete obstruction of the inferior vena cava and left renal vein by tumor thrombi from a right sided hypernephroma. The effect of the compensatory development of venous collaterals of the left kidney and the therapeutic consequences of a thrombectomy following long standing thrombosis of the left vein are discussed.