Gastric ulcer whether the patient have stomach bleeding, from the color of move bowels can see come out. If shit into black, it is a gastric ulcer of bleeding may. Through the shit color to determine gastric ulcer bleeding is still an important means of today, especially to have clear diagnosis for stomach ulcers of the patient. If shit by normal to black, it should be vigilant the bleeding may, at this time, should find a doctor, do the necessary checks, in order to make clear whether gastric hemorrhage. Black will appear, tip blood loss was about 50-80 ml. If an asphalt sample luster and with a viscous feces, the tip blood loss was increased. The experiment will be 100-200 ml of blood into in the stomach, there was a tar and samples, but if there are usually 400-500-ml can happen tar and constant sample. Injected in 1000 ml stomach after blood, such as through quickly, four hours would spew red blood; Such as blood in the intestinal stay 20 hours, the asphalt sample will appear.NFL Hats These observations and clinical phenomenon agree. Must pay attention, minimal hemorrhage, the naked eye notice, must use power field test. Defecate is positive, tip blood loss was about 5 ml above. Power field experiment positive, still should consider the following possibilities: 1, diet and the effects of the drug. 2, a few bleeding lesions. 3, significant bleeding after the recovery. 4, boding serious bleeding will happen. Gastric ulcer stage with some bleeding often, that power field disappear ulcer better or healing, if for 1 months above power field, it should be suspected malignant tumors. Gastrointestinal bleeding later: power field waste the duration of response depends on the nature and amount of bleeding lesions. Within 15-to stomach into 50 ml of blood, feces sustainable power field 2-7 days. Inject 1000 ml of blood, the asphalt sample and sustainable 1-3 days, feces sustainable 11-power field positive 14 days. If the bleeding is one-time lesions, much the same. To determine the clinical after gastrointestinal bleeding, reaction time to the negative power field, an average of about two weeks. Clinical observation of feces doctor himself form, color is very important, such as your piece of person,nba jerseys must pick to open to observe its internal form, color. Because of the next section all dung formed in the colon, the higher the parts, the less the forming, so excrement and blood mixed situation also is very important. If row tar and sample after, feces gradually forming, the extent of the black reduce, is better, dung may be soon to yellow. 
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