The most common cause of painless and non-itchy bumps under the armpits is swollen lymph nodes caused by lymphadenitis. Generally, when lymphadenitis occurs, infection will occur, and acute or chronic inflammation will occur, at which time this swelling will appear. Its characteristics are that it is relatively soft, sometimes tender, and has a smooth surface without adhesion. This symptom generally does not require treatment. If you feel that it affects the appearance, you can perform surgery. What are swollen axillary lymph nodes? The most common axillary lumps are lymph node enlargement caused by accessory breast and benign lesions, followed by metastatic tumors. During the diagnosis process, the main focus is on distinguishing between benign and malignant tumors. If it is a malignant metastatic tumor, the primary site of the malignant tumor should be determined, but this is often a difficult problem to solve during diagnosis. What causes swollen lymph nodes? 1. Infectious lymph node enlargement: It is often caused by acute or chronic inflammation of tissues or organs in the drainage area. Therefore, the inflammatory lesions can be found in the drainage area of the swollen lymph nodes. Such as swollen cervical lymph nodes caused by tonsillitis, gingivitis, etc.; swollen axillary lymph nodes caused by inflammation of the chest wall, breast, etc.; perineum. Swollen inguinal lymph nodes caused by infection in the buttocks, calves, feet, etc. Lymph node enlargement caused by acute infection is characterized by soft texture, tenderness, smooth surface and no adhesion. The swelling stops when it reaches a certain extent, and usually shrinks or disappears quickly after the application of effective antibacterial drugs. Chronic cases have a tougher texture, but can eventually shrink or disappear. 2. Systemic lymphadenopathy refers to the simultaneous enlargement of lymph nodes in more than two areas. Common causes include infection with various pathogens (bacteria, viruses, tuberculosis, fungi, spirochetes, parasites, etc.), immune diseases (such as systemic lupus erythematosus, Sjögren's syndrome, etc.), and hematopoietic system diseases (such as leukemia, lymphoma, malignant histiocytosis, etc.). Other malignant tumors can cause lymph node enlargement throughout the body. The causes and pathogenesis of some lymph node enlargement are unknown. How to prevent swollen lymph nodes 1. Develop good living habits. 2. Maintain a good attitude, stable emotions, have healthy eating habits, eat more fruits and vegetables, etc., to improve your immunity. 3. People who must work in areas with heavy oil smoke should try to protect themselves, such as wearing masks, going out regularly to breathe some fresh air, and getting a check-up at least once a year. 4. Keep away from smoke, alcohol, drugs, radiation, pesticides, noise, volatile harmful gases, toxic and harmful heavy metals, etc. 5. Stay optimistic and in a good mood, and avoid anger, depression, and excessive thinking. 6. Actively exercise, do proper exercise and enhance your physical fitness. 7. When you have a cold or other inflammation, it is best to use anti-inflammatory drugs in time, such as: cephalosporin, erythromycin, to prevent the condition from worsening. |
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