The article presents the case of sigmoid colon spontaneous rupture with prolapse of the loops of the small intestine successful treatment that occurred during an act of defecation in a 78-year-old woman. The reduction of the prolapsed small intestine, suturing of a sigmoid colon rupture, application of a loop sigmoid, reorganization and drainage of the abdominal cavity were performed. Damage to the anal sphincter was not detected. The postoperative period was uneventful. Discharged from the hospital on the 14th day.

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