descending perineum syndrome

descending perineum syndrome

A condition characterized by inhibition of pelvic floor muscles, which partially overlaps Sx of anismus, which occurs in a background of constipation; DPS may be an end stage of anismus, resulting from denervation. See Anismus.
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Internal rectal prolapse (intussusception) is the result of chronic strain for defecation, due to chronic constipation or pelvic floor dysfunction, which develops lengthening of the attachments of rectum to sacrum leading to descending perineum syndrome.
The phenomenon has been variably referred to in the literature as enterocele, descending perineum syndrome, peritoneocele, or Pouch of Douglas hernia.