Untreated, progressive bilateral ureteric obstruction, or unilateral ureteric obstruction in patients with a solitary functioning kidney, will ultimately lead to uraemia, renal failure and death. This paper describes 34 successful percutaneous antegrade ureteric stent placements from 37 attempts, performed on 25 selected patients with a history of malignant disease, in whom retrograde ureteric stenting was impossible or difficult.
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