ileosigmoidostomy

Anastomosis between the ileum and the sigmoid colon. [ileo- + sigmoid, + G. stoma, mouth]

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il·eo·sig·moid·os·to·my -.sig-.mȯid-'äs-tə-mē n, pl -mies a surgical operation producing a permanent artificial opening connecting the ileum and the sigmoid colon

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il·eo·sig·moi·dos·to·my (il″e-o-sig″moi-dosґtə-me) [ileo- + sigmoidostomy] 1. surgical creation of an opening between the ileum and the sigmoid colon. 2. the opening so created.