2. Imaging medicine and nuclear medicine. Imaging medicine and nuclear medicine are divided into radiology (including X-ray, CT, magnetic vibration and interventional radiology), ultrasound medicine and nuclear medicine.
3. surgery. Surgery is the basic subject of clinical medicine, including general surgery, external surgery, urology, thoracic surgery, external psychology, plastic surgery, burns and other modules. Modern surgery not only includes the knowledge and skills of diagnosis, prevention and treatment of the above diseases, but also includes the research on the occurrence and development of diseases. Different modules are subdivided into many research directions.