Tairo Kashihara, Koji Inaba, Motokiyo Komiyama, Hiroki Nakayama, Kotaro Iijima, Shie Nishioka, Hiroyuki Okamoto, Nao Kikkawa, Yuko Kubo, Satoshi Shima, Satoshi Nakamura, Ayaka Takahashi, Kana Takahashi, Kae Okuma, Naoya Murakami, Hiroshi Igaki, Yuko Nakayama, Arinobu Fukunaga, Yoshiyuki Matsui, Hiroyuki Fujimoto, Jun Itami
BACKGROUND: In definitive radiation therapy for prostate cancer, the SpaceOAR® System, a hydrogel spacer, is widely used to decrease the irradiated dose and toxicity of rectum. On the other hand, periprostatic abscesses formation and rectal perforation are known as rare adverse effects of SpaceOAR. Nevertheless, there is a lack of reports clarifying the association between aggravation of abscesses and radiation therapy, and hyperbaric oxygen therapy (HBOT) is effective for a peri-SpaceOAR abscess and rectal perforation...
December 14, 2020: BMC Urology