If there are scars in the armpits, they are benign skin tumors caused by overgrowth of connective tissue within the skin. It can be treated with x-rays, medications, and surgery. Early lesions can be treated with radiotherapy using X-rays, and glucocorticosteroids such as dexamethasone and methylprednisolone can also be effective when administered in multiple injections, and surgical excision is not generally advocated. If surgical treatment is necessary, combined radiation therapy with X-rays and local multipoint injections are needed after surgery. Topical preparations such as glucocorticoids and retinoids can also be used. If you need to eliminate armpit scars, you should use medication and treatment under the guidance of your doctor, do not use medication on your own. Medical treatment is needed as soon as possible to avoid serious complications.