Etiology of outlet obstructive constipation

1, rectocele patients due to

weak rectovaginal septum, feces will be rectal vaginal compression, long-term will lead to outlet obstructive constipation. 2, rectal

patients due to rectal mucosa relaxation and prolapse, defecation formed intussusception blocking anal canal, causing outlet obstructive constipation.

3

, puborectalis syndrome

patients due to puborectalis muscle spasm and hypertrophy blocked anal canal outlet, feces can not be discharged for a long time can cause outlet obstructive constipation.