... Colon perforation Retro-renal colon (RRC) is found in 2% patients in supine and 6.8% patients in prone position [ 1 ]. RRC is one of the most important risk factors for colon perforation during percutaneous access to the kidney [ 2 ]. Sharma et al. [ 1 ] estimated that there was a 65% chance...

... before removal of the nephrostomy tube, signs of colonic perforation became apparent. In spite of no clinical signs of sepsis or shock, the patient developed severe complications during and after the ensuing surgery. Every urologist, surgeon, or radiologist performing PCNL must be aware of the risk...