What are the signs of rectal prolapse?

The precursor of rectal prolapse has anal distension, anal pain, constipation, hematochezia, mucus stool, fecal incontinence, anal sacrococcyx pain and other symptoms, mainly due to increased intra-abdominal pressure, rectal anterior wall depression caused by decline; general rectal prolapse more often in the elderly, patients need to go to the regular hospital anorectal department examination.