One of the analyzes is its fecal occult blood test, which is not found in conventional microscopic examination.It helps to identify the disease in any compartment of the stomach or intestine, which are accompanied by breach of the integrity of the mucosa.Thus, in normal healthy person fecal occult blood test must be negative, and if it is positive, it is necessary to conduct a more detailed diagnosis of the state of health.
fact the result of this study can identify chronic minor bleeding, which did not appear on the state of health of the person.Using this assay may, for example, even in the asymptomatic phase to diagnose colorectal cancer: even in the absence of pain and other symptoms of pronounced disease, it is a cause of little bleeding tumor.Also, fecal occult blood test can be positive ulcers in the gastrointestinal tract, ulcerative colitis, intestinal tuberculosis, cirrhosis of the liver, spleen vein thrombophlebitis, typhoid fever, hemorrhoids and even a certain type of helminth infection.
Such a broad list of possible reasons that the fecal occult blood test is positive, a closer examination of the patient to set an accurate diagnosis.It should also be noted that a positive result of the study may be a result of contact with the blood into the esophagus when nosebleeds, with cracks on the lips, or even an accidental entering of menses in the test material.
Before you take the fecal occult blood test, you need to prepare.3 days before the expected date of the study, patients must be excluded from the diet any meat, liver, fish, some fruit and vegetables, which contain large amounts of peroxidase, catalase, and, of course, iron.These include cucumbers, cauliflower, horseradish, apples, spinach, white beans, green onions, bell pepper.In addition, a week before the research is prohibited oral iron, vitamin C, acetylsalicylic acid (including tablets, intended for thinning the blood), non-steroidal anti-inflammatory agents.If the patient underwent X-ray examination of the stomach or intestines, the analysis shall not earlier than two days.Do not do it, and in patients receiving antibiotics.For all these products, drugs and procedures may affect the outcome of the study.
If you do not know what to pass a stool, then go to the nearest pharmacy where you can buy a special container with a spoon, which is typed material for research.Do not try to fill the whole jar, lab rather no more than 1/3 of its volume.Incidentally, these same capacity purchased, if you need to pass the biochemical analysis of feces, coprogram, to conduct a study on enterobiasis or helminth eggs.Collect material must be on the same day in which he will give to the lab.If you need storage, it is best to leave feces in a cool place at a temperature no higher than 6 ° C.
