Joachim Steffens

Learn More
OBJECTIVE To report our 24-year experience with open nephron-sparing surgery for renal tumours, using cold ischaemia achieved by renal artery perfusion, as partial nephrectomy for imperative indications is a surgical challenge. PATIENTS AND METHODS From 1980 to 2004, open partial nephrectomy was performed in 717 patients; of these, 65 (9.1%) with a(More)
PURPOSE We investigated the importance of patient and tumor characteristics to predict continence, potency, and physical and mental health 1 year after radical prostatectomy. MATERIALS AND METHODS This prospective study included 236 patients who underwent open radical retropubic prostatectomy at a single institution between January 2005 and October 2007.(More)
OBJECTIVE To evaluate the indications and outcomes after partial nephrectomy and renal autotransplantation for urothelial cancer in solitary kidneys, with special attention to the ease of endoscopic tumour control after pyelovesicostomy. PATIENTS AND METHODS In all, 978 records of three institutions were reviewed for patients undergoing partial(More)
OBJECTIVE Prepubertal testicular tumors are fundamentally distinct from their adult counterparts. We reviewed our 10-year, two-institution experience with respect to diagnosis and treatment. MATERIAL AND METHODS A retrospective review was performed of all testicular tumors diagnosed between 1996 and 2006 in males younger than 14 years. We analyzed(More)
INTRODUCTION We evaluated the success rate of continent vesicostomy using an ileal segment with seroserosally embedded, tapered ileum for bladder augmentation with continent stoma following bladder neck closure (BNC) for severely damaged bladders or persistent urinary incontinence. MATERIAL AND METHODS A total of 15 patients were treated for persistent(More)
Ureteropelvic stenosis, also known as ureteropelvic junction obstruction, is an obstruction in the region of the pyeloureteral junction resulting in a urinary discharge disorder of the renal pelvis, which requires treatment.Since the first description of pyeloplasty by Trendelenburg in 1886 and the successful establishment of open pyeloplasty by Anderson(More)