Epidural catheter fragment entrapment: a case report

A lumbar epidural catheter inserted in a 17 year-old man for applying anesthesia for internal fixation of femur fracture and subsequent postoperative epidural analgesia. In the third postoperative day, during unsuccessful attempt for removing the catheter, it was broken and was retained in his back. A CT-scan was performed and shows a fragment of catheter in the sub-laminar ligament between L3 and L4 without any connection with epidural space. As the patient had no complaint the fractured fragment was left in site and he was just followed up in the clinic. The knowledge of practical method in locating the retained epidural catheter