Fig. 2From: The use of hyperbaric oxygen to treat actinic rectal fistula after SpaceOAR use and radiotherapy for prostate cancer: a case reportSpaceOAR penetration into rectum wall detected by colonoscopy. After the penetration of peri-SpaceOAR abscess into rectum wall was suspected on MRI, colonoscopy was performed. SpaceOAR penetrating rectum wall was detected on colonoscopyBack to article page