Secondly, intercostal neuralgia, patients with intercostal neuralgia can also have pain in the intercostal nerve pathway below the shoulder blade in the back, often hidden pain, stabbing pain or radiating pain, which should be diagnosed and treated at an early stage, and nutritional nerve as well as closure treatment should be carried out if necessary; thirdly, diseases of ribs, when there are tumors or metastases in the ribs, pain in ribs at the lower side of the shoulder can also be seen, which should be examined by CT and ECT of ribs for early diagnosis and early treatment.