Examination method of fecal occult blood

summary

Fecal occult blood, also known as cryptococcemia, is detected by feces excreted by the human body. Some of them can't see obvious bleeding points with naked eyes, while a small amount of bleeding is shown in the middle of the digestive tract, thus infecting the red blood cells of the human body. There is no obvious abnormality in the appearance of feces, and the bleeding can't be observed under the microscope. Some auxiliary methods are needed, To help doctors through special detection methods to prove whether it is other symptoms. After the destruction of human red blood cells, the inspection methods also need to use effective measures, such as using hematochezia detector or chemical analysis to see the results. Let's take a look at the following.

Examination method of fecal occult blood

First: the method of fecal occult blood detection usually adopts the chemical test method. After the stimulation of drugs, we can see how the fecal reaction is, or through the method of immunological detection. These scientific detection methods are based on whether there are positive or negative indicators in the detection report for comparison.

Second: there are also some of the most effective tests, such as the detection of the patient's feces, which usually needs to be carried out several times. After defecation, the patient does not need to flush water. Put the test in the toilet to make it float in the water, so that it does not touch the feces. After a period of time, the test indicators can see the results.

Third: there is another method to detect the water quality of the toilet used by patients. Put the test paper into the water and let it float in the toilet. This method records the detection results. Generally, the detection can be obtained after a period of time. This method of water quality detection also helps doctors to understand the patient's condition.

matters needing attention

These tests are for patients with occult blood in the stool. Some performance tests can also be used. Pour the positive control substance into the water and compare it by testing the index of the positive substance. This is also the main test method for doctors.