Left side chest pain under armpit

The armpit area is quite special. Under normal circumstances, it is normal. However, if there is pain on the outer side of the left armpit chest, it cannot be ruled out that it may be related to soft tissue injury of the chest wall, including abrasions or contusions. In addition, it should be noted that it may be related to muscle diseases. It is necessary to check the condition in time, choose a reasonable method, and do corresponding preventive work to avoid worsening of the condition.

Causes of symptoms

1. Chest wall lesions

1. Chest wall soft tissue damage

Such as boils, abrasions, bruises, etc.

2. Muscle disease

Such as local injury to the chest and back muscles, strenuous exercise or prolonged severe coughing causing chest muscle strain, etc.

3. Rib lesions

Such as costochondritis, rib contusion, rib fracture, osteomyelitis, etc.

4. Intercostal neuropathy

Neuroitis caused by viruses, toxins, etc., such as intercostal neuritis, herpes zoster, epidemic chest pain, etc.

5. Spinal cord or vertebral lesions

It is caused by compression or irritation of the posterior roots of the spinal nerves, such as hypertrophic spondylitis, spinal tuberculosis, spinal metastatic tumors, intraspinal tumors, etc.

2. Tracheal and bronchial lesions

Such as acute tracheitis and bronchial lung cancer.

3. Lung and pleural lesions

Such as pneumonia, tuberculosis, bronchial lung cancer, pulmonary infarction, dry pleurisy, spontaneous pneumothorax, pleural adhesions, etc.

4. Cardiovascular disease

Such as angina pectoris, myocardial infarction, pericarditis, myocarditis, dissecting aortic aneurysm, etc.

5. Mediastinal and esophageal lesions

It is caused by factors such as compression of tissues in the mediastinum, involvement of nerves or bones, such as acute mediastinitis, mediastinal emphysema, mediastinal tumors, acute esophagitis, periesophagitis, esophageal cancer, etc.

6. Diseases of the shoulder joint and surrounding tissues

7. Diseases of abdominal organs

(VIII) Other reasons

Such as hyperventilation syndrome and gout.

Common diseases

Furuncles, abrasions, contusions, local injury of the chest and back muscles, costochondritis, rib contusion, rib fracture, osteomyelitis, intercostal neuritis, herpes zoster, epidemic chest pain, hypertrophic spondylitis, spinal tuberculosis, spinal metastatic tumors, intraspinal tumors, acute tracheitis, bronchial lung cancer, pneumonia, pulmonary tuberculosis, bronchial lung cancer, pulmonary infarction, dry pleurisy, spontaneous pneumothorax, pleural adhesions, angina pectoris, myocardial infarction, pericarditis, myocarditis, dissecting aortic aneurysm, acute mediastinitis, mediastinal emphysema, mediastinal tumors, acute esophagitis, peresophagitis, esophageal cancer, hyperventilation syndrome, gout, etc.