The patient lifts up the armpit after the obvious bulge, general common causes are mainly the following situations: a. Obese patients can be accompanied by a large amount of adipose tissue accumulation in the bilateral armpits, manifested as a local bulge, can be ruled out by ultrasound examination of neoplastic lesions, it is recommended to reduce the intake of oily food, strengthen the workout, to promote the body’s faster consumption of adipose tissue, after a period of time after the exercise, the bilateral axillary After a period of exercise, the adipose tissue of bilateral axilla can gradually subside. Secondly, female bilateral axilla can be accompanied by paratesticular gland tissues that have not completely degenerated, which will also be manifested as bulging bags on both sides, and the diagnosis can be clarified by breast ultrasound examination to make it clear that the lumps in the axilla are accompanied by the normal breast tissue hyperplasia. Since the paratesticular gland can cause pain, lactation, and even cancer, patients are often recommended to undergo surgical excision.