Small meatballs under the armpit may be fibroma, wart-like superfluous organisms, etc., generally can not be strangled off with a line. 1. small underarm granules may be fibroma, belonging to the benign tumors of fibrous connective tissue, including fibro-lipoma, fibromyxoma, fibroadenoma and other different classifications. There may also be wart-like fatty organisms, or some localized necrotic nodules formed by infection of the hair follicles in the armpits. 2. As there are more capillaries in the armpit, rashly strangling them off with a thread is likely to cause bleeding, and there are abundant lymph nodes in the armpit, which may cause lymph node infections in serious cases, and even spread to the whole body. There may be other reasons for small underarm meatballs, we recommend that patients go to a regular hospital, a clear diagnosis, and follow the doctor’s instructions to choose the appropriate treatment to remove them.