Most of the blood is directly treated as medical waste and given to professional waste disposal companies. A small number of difficult cases will be stored for a period of time, and special cases and special blood types will be stored in liquid nitrogen.
The rest of the blood specimens, medical staff will be put into the waste blood special refrigerator refrigerator storage for a week, there are two considerations: to prevent some patients may be newly discovered other diseases, and do not want to draw blood, the blood to use these tests, the results are similar. It also prevents some patients from doubting the level of medical care, resulting in medical disputes.
After the preservation period, with special autoclave sterilization equipment, placed in the environment above 120 degrees, 30 minutes to deal with, even if the infectious bacteria, but also can not survive. Blood becomes medical waste, and other medical waste products together, classified by the specialized agencies to transport, centralized treatment. The whole process of handling medical waste, medical personnel are strictly dressed for protection.
What diseases can be detected by the blood drawn are of these categories:
One is blood-based problems. The first to find out whether anemia, anemia is the main cause of many diseases, and then can check whether there is a bacterial infection, bacterial infection will increase the white blood cells, and again platelet-type disorders, such as the presence of coagulation dysfunction, and leukemia problems. In addition, infectious disease type of disease can not run away, such as hepatitis, syphilis, AIDS and so on.
The second is metabolic and endocrine problems. Such as diabetes, hyperlipidemia, hyperuricemia, thyroid function, insulin levels, liver function, bilirubin metabolism, etc., the checklist will have the corresponding indicators of the prompt.
Thirdly, tumor diseases. When there are signs of cancer in tissues and organs, the biological substances of cancer cells are synthesized or released into the blood, for example, it can be used as a preliminary screening for liver cancer and prostate cancer.
Checking the blood can also protect the safety of healthcare workers to a certain extent, because some diseases are transmitted through body fluids, especially blood, and the patient may hide it, but it is clear at a glance through the examination.