Left shoulder pain may be 8 types of cancer

Left shoulder pain may be caused by muscle strain, injury, mental factors, arthritis, shoulder disease, gallbladder problems, nerve problems, cardiovascular problems and many other reasons. 1. Muscle strain Maintaining the same position for a long time or excessive use of shoulder muscles may lead to strain. 2. Injury to the shoulder, such as sprains, strains or impacts. 3. Emotional problems such as mental stress, anxiety or depression may cause shoulder pain. 4. Arthritis such as rheumatoid arthritis, osteoarthritis, etc. 5. Shoulder diseases such as scapulohumeral periarthritis, rotator cuff injury, cervical spondylosis, etc. 6. Gallbladder problems Cholecystitis or gallstones may radiate to the shoulder causing pain. 7. Neurological problems Neuropathy or nerve compression may cause shoulder pain. 8. Cardiovascular problems Some cardiovascular diseases can cause shoulder pain, such as angina. However, it should be noted that some cancers, such as lung cancer and breast cancer, may spread to the shoulder and cause pain. However, this condition is often accompanied by other symptoms, such as cough, difficulty breathing, breast lumps, etc. If the pain in the left shoulder lasts for a long time, the symptoms are severe or accompanied by other abnormal symptoms, you should seek medical attention in time for detailed examination to determine the cause of the pain. The doctor will make a comprehensive judgment based on symptoms, signs and related examination results, and give corresponding diagnosis and treatment suggestions.