Fetoprotein of 350μg/L indicates that the quantitative value of fetoprotein is high, which may be due to physiological reasons or pathological reasons, and should be further examined to find out the reasons and take targeted treatment according to the causes of the disease. 1. Physiological reasons: pregnant women and newborn babies may have high quantitative alpha-fetoprotein, for this kind of physiological causes of high quantitative alpha-fetoprotein, usually do not need to be treated, and the alpha-fetoprotein will gradually return to normal after passing through this special period. 2. Pathological causes: it is necessary to go to the hospital for further examination in time to find out the causes of high quantitative alpha-fetoprotein 350μg/L, and take targeted treatment according to different causes. For viral hepatitis and cirrhosis caused by hepatitis B virus and hepatitis C virus, antiviral treatment such as tenofovir, entecavir and telbivudine, hepatocyte protection and improvement of liver function such as diammonium glycyrrhizinate and ursodeoxycholic acid, and anti-hepatic fibrosis can be given. Liver cancer, pancreatic cancer, ovarian tumor, malignant teratoma and other tumor diseases caused by the need to choose according to their own situation surgery, radiotherapy, chemotherapy, biological therapy and traditional Chinese medicine treatment and other methods of treatment. If the alpha-fetoprotein is 350μg/L, further examination and reasonable treatment should be conducted under the guidance of physician to avoid delaying the condition. Please strictly follow the doctor’s instructions for medication and do not use medication on your own.