What is the reason for the pain under the left shoulder in the back? What are the symptoms?

1. Symptoms:

1. The common cause is local bone or soft tissue disease in the shoulder and back.

2. Other shoulder blade pain may be caused by organ diseases reflecting to the shoulder and back, or tumors in other parts of the body metastasizing to the shoulder and back.

2. Diagnosis:

1 Respiratory diseases

Shoulder and back pain caused by respiratory diseases is generally located in the back, side back or scapula. Common diseases include pleural adhesions, lung cancer and tuberculosis.

Key points for identification:

(1) Shoulder and back pain are often accompanied by respiratory symptoms and signs.

(2) Pain in the shoulders and back worsens during breathing.

(3) Spinal examination shows no lesions, no restriction of movement, and no local tenderness.

2 Circulatory system diseases

Shoulder and back pain caused by cardiovascular disease. The most common are angina pectoris and myocardial infarction.

Key points for identification: (1) The pain is mostly located behind the sternum or in front of the heart and may radiate to the shoulder.

(2) Symptoms are often triggered or aggravated by physical activity and improve after rest.

(3) The pain is often transient and can be quickly relieved or disappear after taking vasodilators or oxygen inhalation. (4) Electrocardiogram examination during an attack may reveal myocardial ischemia changes.