Constipation, the earliest symptoms of rectal cancer, should do those checks

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Constipation, the earliest symptom of rectal cancer, should be done for those checks

What are the checks for constipation? A: According to the reduction in the number of bowel movements, the dry stool is difficult to resolve, and it is not difficult to diagnose constipation. However, to clarify the cause of constipation, in addition to careful medical history, symptoms and physical examination, the following checks are required.

Constipation, the earliest symptom of rectal cancer, Those tests should be done

(1) Fecal examination Carefully observe the shape, size, firmness, presence or absence of pus and mucus. Fecal routine and occult blood tests are routine examinations.

(2) Rectal examination helps to detect rectal cancer, hemorrhoids, stenosis, blockage of hard fecal mass and external compression, anal sphincter spasm or relaxation.

(3) endoscopy, sigmoidoscopy, colonoscopy and other endoscopy can directly observe the presence of lesions in the intestinal mucosa, and can be used for biopsy to determine the nature of the lesion.

Constipation, the earliest symptom of rectal cancer, Those tests should be done

(4) Gastrointestinal X-ray examination of gastrointestinal barium meal examination to understand the reference value of gastrointestinal motor function. Normally, the expectorant can reach the spleen of the colon within 12 to 18 hours, and should be completely discharged from the colon within 24 to 72 hours. There may be a delay in emptying when constipation occurs. Barium enema, especially double contrast of colonic hypotension, may help to find the cause of constipation.

(5) Special inspection swallow a certain number of X-rayed hose fragments as a marker, regularly take the laps, and learn the speed and distribution of the markers in the gastrointestinal tract to distinguish rectal constipation Or colon constipation faecal angiography is a dynamic and static examination of defecation, which is helpful for the diagnosis of functional constipation. In addition, there are direct or colonic manometry, anorectal electromyography and transanal balloon dilatation test.

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