A lump in the armpit that is painful when pressed may be caused by sebaceous cysts, folliculitis, lymphadenitis, and paronychia in women.
1. Sebaceous cysts: the more common symptom is the presence of a lump in the armpit, accompanied by redness, swelling and pressure pain when infected.
2. Folliculitis: due to the human armpit sebum secretion is too exuberant, if you do not pay attention to cleanliness and hygiene, it is easy to appear the phenomenon of hair follicle clogging, and finally the formation of folliculitis, there will be painful symptoms, the later may form abscesses, and even fusion to form carbuncle.
3. Lymphadenitis: mainly caused by the stimulation of nearby inflammation, the patient’s lymph nodes will be enlarged, and there are painful symptoms when pressed.
4. Associate breasts: Women with associate breasts are prone to hyperplasia, causing pain and foreign body sensation, often accompanied by pressure pain.
It is recommended to go to the hospital to do a specific examination, after a clear diagnosis and active treatment to prevent further development of the condition.