High-risk objects
        Those who are >40 years old and meet any of the following risk factors:
        1. From the high-incidence area of esophageal cancer in my country (the most intensive area of esophageal cancer in my country is located on the south side of Taihang Mountain at the junction of Hebei, Henan and Shanxi provinces, especially Cixian, in Qinling Mountains, Dabie Mountains, Northern Sichuan, Fujian, Guangdong, Northern Jiangsu, Xinjiang There are also relatively concentrated high-incidence areas in other places);
        2. Have symptoms of upper gastrointestinal tract, such as nausea, vomiting, abdominal pain, acid reflux, eating uncomfortable and other symptoms;
        3. Have a family history of esophageal cancer;
        4. Suffer from precancerous diseases or precancerous lesions of the esophagus;
        5. With high risk factors for esophageal cancer, such as smoking, heavy drinking, overweight, hot food, head and neck or respiratory squamous cell carcinoma, etc.;
        6. Suffer from gastroesophageal reflux disease (GERD);
        7. Human papillomavirus (HPV) infection.
 
Screening recommendations
        1. Ordinary endoscopy, once every two years;
        2. Endoscopy pathology suggests mild dysplasia, endoscopy once a year;
        3. The pathology of endoscopy showed moderate dysplasia, and endoscopy should be performed every six months.
 
Prevention advice
        1. Do not smoke or quit smoking;
        2. Drinking a little or no alcohol;
        3. Eat a reasonable diet and eat more fresh fruits and vegetables;
        4. Strengthen exercise and maintain a healthy weight;
        5. Do not eat hot food or drink hot water.