Three-dimensional printing and computer navigation assisted hemipelvectomy for en bloc resection of osteochondroma

Three-dimensional (3D) printed templates can be designed to match an individual's anatomy, allowing surgeons to refine preoperative planning. In addition, the use of computer navigation (NAV) is gaining popularity to improve surgical accuracy in the resection of pelvic tumors. However, its use in combination with 3D printing to assist complex pelvic tumor resection has not been reported.A 36-year-old man presented with left-sided pelvic pain and...