Yujian Science Popularization丨Understand hepatitis, love and protect the liver. Vaccination against hepatitis A can effectively prevent hepatitis A

Dahe.com News: Summer is here, and it is the season with a high incidence of hepatitis A.

Hepatitis A, referred to as HAV, is a digestive tract infectious disease caused by the hepatitis A virus, mainly causing liver damage and mainly transmitted through feces-oral route. It mainly manifests as acute hepatitis, with fatigue, loss of appetite, and abnormal liver function as the main clinical manifestations.

Since hepatitis A is a contagious disease, it can easily cause an outbreak of infection in the population. After being infected with hepatitis A, one must be isolated for at least 21 days, and it takes half a year to fully recover. Long-term illness will cause psychological burden to the patient. During the development of hepatitis A, the hepatitis virus will replicate to the liver, causing liver damage. When liver cells are damaged, the patient will experience fever, anorexia, and pain in the liver. Hepatitis A infection during pregnancy can cause miscarriage in the early stages, premature birth in the late stages, and heavy bleeding. Hepatitis A infection in the late stages of pregnancy is more serious and can cause death to the fetus.

People are generally susceptible to hepatitis A virus, and they can acquire antibodies after infection, and very few people will be infected again. Eating raw fruits and vegetables in the hot summer, eating uncooked shellfish and seafood such as oysters and clams, etc., can easily cause hepatitis A.

How to prevent hepatitis A? 1. Vaccination against hepatitis A is the most direct, economical and effective means of prevention; 2. Develop good hygiene habits and wash hands before meals and after defecation; 3. Do not drink raw water, wash fruits and vegetables before eating them, and do not eat raw or half-cooked clams, clams and other shellfish products; 4. When dining out, try to use tableware that has been sterilized at high temperatures. (Zhang Xiaoxiao, Henan Provincial Center for Disease Control and Prevention)