The specific departments for back pain behind the scapula are as follows: 1, orthopedics: there are more types of cervical spondylosis, the intervertebral disc type of cervical spondylosis can lead to back pain behind the scapula, which can be found by doing cervical MRI or CT; 2, cardiovascular medicine: problems of the heart itself such as coronary angina type or even myocardial infarction type, in addition to pain in the precordial region, it can also radiate to the back of the scapula and appear pain behind the scapula, which can be detected by electrocardiogram The pain in the back of the scapula can be detected by electrocardiogram, myocardial enzymology test or even coronary angiography to clearly determine whether the pain in the back of the scapula is caused by blood vessel stenosis. 3, Rheumatology and Immunology: Some spondylitis such as ankylosing spondylitis and immune system diseases also take pain in the back of the scapula as the main complaint, which requires registration with Rheumatology and Immunology to check whether there are changes in immune factors.