Department of Radiology, University of Modena and Reggio Emilia, Italy
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Fig 1. - A-F: Female, 20 years old, nulliparous, with a history of significant weight-loss. Association of external prolapse ( p ), perineal descent, sigmoidocele ( s in E and arrow in F ). Rectum ( r ) and small bowel loops ( e ). |
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Fig 2. –A-F: Sigmoidocele (s in E and F ). Large anterior rectocele ( arrow in F ). Rectum ( r ) and small bowel loops ( e ). |
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Fig 3. – A-F: Female, 65 years old, with previous hysterectomy and two deliveries. The functional enterocele ( e ) reaches the Pouch of Douglas without compressing the rectum ( r ). The arrow in F shows the intracanalicular prolapse which causes obstructed defecation. |
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Fig 4. – A-F: Female, 49 years old. Non relaxing puborectalis syndrome with indentation of the puborectalis muscle on the posterior wall of the ampulla ( r ) and no significant change in the anorectal angle during defecation. Association of perineal descent, anterior rectocele with barium trapping and non obstructive enterocele that compresses the ampulla without blocking it in the late phase ( D ) of defecation. |
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Fig 5. – A-F: Non obstructive enterocele ( e ) reaches the Pouch of Douglas compressing the rectum ( r ) without obstructing the ampulla. Association with perineal descent and anterior rectocoele. |
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Fig 6. – A-F: Female, 65 years old. Obstructive enterocele ( e ) compresses the ampulla ( r ) in the early phase of voiding ( B : C ) and, moving towards the anus, blocks rectal emptying (arrow in F). No evidence of associated functional or anatomical disorders. |
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Fig 7. – A-F: Female, 55 years old with previous hysterectomy and one delivery. The ampulla ( r ) is completely compressed by the obstructive enterocele ( e and arrow in F ) . No evidence of associated functional or anatomical disorders. |
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Fig 8. – Frequency of obstructed defecation in patients with different types of enterocele. |