Post-irradiation Colitis
Left: Hypervascularity of the rectal mucosa in a 65 year-old man who had previously undergone radiation therapy for carcinoma of the prostate.
Center: Close-up of vascular ectasias of the rectal mucosa following radiation therapy for prostatic carcinoma in a 75 year-old man.
Right: Post-irradiation mucosal vascular changes in a 73 year-old woman with rectal bleeding.
Left: Post-irradiation proctitis with extensive rectal musocal hypervascularity in a 49 year-old man who had undergone radiation therapy for prostatic carcinoma.
Center: Eradication of hypervascularity using an argon plasma coagulator. A single pulse has been delivered, with a visible coagulation effect.
Right: One section of hypervascularity has been eradicated. All of the areas of rectal mucosal hypervascularity were successfully treated in a single session.
Left: Post-irradiation proctopathy in a 66 year-old man who had undergone radiation therapy for prostatic carcinoma.
Right: Same patient during therapy with argon plasma coagulator.
Left: Deep post-irradiation rectal ulcer in a 61 year old woman with a history of pelvic malignancy.
Right: Active bleeding from post-irradiation proctopathy in an 80 year old man with a history of prostatic carcinoma.
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