A New Technique for Renal Biopsy: The Transurethral Approach

摘要: AbstractAn 18 gauge needle sheathed in an 8F catheter can be advanced into upper calix through the lumen of a transurethrally placed 10F and used to biopsy renal cortex. The transurethral technique is less painful, invasive simpler than open or laparoscopic approach, it as extension cystoscopic examination avoid percutaneous biopsy.