Fig. 3From: Clinical impact of spacer placement surgery with expanded polytetrafluoroethylene sheet for particle therapyIntestinal perforation that occurred 9 years after expanded polytetrafluoroethylene (ePTFE) spacer placement surgery. a Operative finding shows infected ePTFE spacer after intestinal perforation (arrowhead). b Intestinal perforation due to long-term placement of ePTFE spacer (white arrow)Back to article page