How to detect skin diseases

summary

The person you know has skin disease. It's said that it's best to have a detailed examination in the hospital, so that you can diagnose what kind of disease you have, but you don't know how to test it. Now let's take a look at how to detect skin diseases.

How to detect skin diseases

First: intradermal test: the operator can expose the left or right upper limb of the patient, or use the back to disinfect the skin, and then inject the prepared and sequential specific antigens into the skin in turn. After 15 minutes, the skin reaction in the test area was observed. The positive reactions were skin erythema, papules and wheezes. Depending on the degree of the reaction, the reaction level was judged, and the treatment plan and means were determined according to the degree of the disease.

Second: prick test: or "puncture" or "prick" test, is to use a special prick needle or ordinary prick needle to prick the antigen dropped on the forearm in advance without causing bleeding, and then observe for 15 minutes. The method of prick test is simple, convenient, safe and easy to accept.

Third: patch test: the rapid development of this test method in recent 20 years is due to the continuous improvement of the method and the advancement of standardization process, so it is more convenient to promote, and the test results are more accurate. Patch test is to test the antigen substance in direct contact with the skin, under the cover of the patch test chamber, closed for several hours, in order to carry out the patch test.

matters needing attention

Most of the time, we may not care when we have problems in our body. We may feel that we will get better after a while. Some people even use drugs carelessly, which may aggravate the disease. Therefore, we must have a check when we have skin disease, and use drugs according to the doctor's advice after the diagnosis.