“The most common causes of pain in the left scapular region are as follows: 1. local lesions of the scapula, deep pressure pain on palpation of the scapula on physical examination. 2. herniated discs in the lower cervical spine, no deep pressure pain on palpation of the scapula, MRI can assist in the diagnosis of herniated discs in the lower cervical spine. 3. rotator cuff injury, frozen shoulder and other diseases can cause pain in the scapular region. 4. shoulder lock arthritis, can also cause localized pain in the scapula. 5, various malignant tumors cause scapular metastasis, can cause scapular pain. 6, lung cancer in the left upper lung, can cause pain inside the left scapula.”