Regulations may vary from place to place. In our city of Wuhan, it refers to 10 severe diseases (chronic diseases) - chronic renal insufficiency (decompensated stage) dialysis, anti-rejection after kidney transplantation, malignant tumor radiotherapy and chemotherapy, and stage III hypertension (

Those with heart, brain, or kidney complications), diabetes (combined infection or one of heart, kidney, eye, or nerve complications), severe mental illness (schizophrenia, affective psychosis, cerebral organic psychosis), chronic

10 diseases including severe hepatitis and cirrhosis, Parkinson's disease and Parkinson's syndrome, systemic lupus erythematosus, chronic aplastic anemia, etc.