Diagnostic criteria for constipation

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Because of normal bowel habits is not a fixed model, there are great differences between individuals, healthy people for bowel habits one or

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Because of normal bowel habits is not a fixed model, there are great differences between individuals, healthy people for bowel habits one or two times a day or one or two days at a time for defecation, stool forming or soft; few healthy people defecation times up to 3 times a day, 3 or 1 times a day, stools half or forming a sausage like hard stool.

The diagnostic criteria for constipation: less stool, hard and difficult urination; or with long time, defecate feeling, rectal defecation imcompletely, even with techniques to help defecation; do not use laxatives in case within 7 days of spontaneous emptying feces of not more than 2 times or no meaning. The diagnosis of chronic constipation presents quantitative indicators in recent years: a laxative without having to have, in the past 12 months at least 12 weeks continuously or intermittently appear below 2 or above 2 symptoms: >1/4 time of defecation; the >1/4 time in clumps or induration of the feces; >1/4 time of defecation imcompletely; the >1/4 time of defecation of anal obstruction or anorectal obstruction; the >1/4 time required to facilitate defecation techniques; >1/4 time per week on defecation or neuropathy), no causal relationship between the local structure and abnormal and constipation, the treatment plan and the prediction effect is very useful. The alarm signs (such as hematochezia, abdominal pain, abdominal mass, anemia, weight loss) of the patients with constipation, should emphasize the survey; and in the treatment of refractory constipation and lack of warning signs, it should emphasize the importance of determining the type of constipation.

 

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