Check with your health care provider to determine the nature of the lump.
For a lump in the armpit caused by an infected, painful gland, follow the instructions about the proper treatment for the underlying infection.
A lump in the armpit caused by a generalized viral infection will eventually disappear without treatment. A lump in the armpit caused by an allergic reaction will go away after the "trigger" is removed. No treatment is necessary for a lump in the armpit caused by normal breast tissue. Usually, no treatment is necessary for a cyst.
A lump in the armpit caused by a lipoma is harmless, unless it grows so large that it causes discomfort.
For a lump in the armpit caused by a malignancy, follow the appropriate cancer treatment recommended by a doctor.
Do not try to diagnose lumps without professional help.
NOTICE: The information provided on this site is not a substitute for professional medical advice,
diagnosis, or treatment. Never delay or disregard seeking professional medical advice from your
physician or other qualified health provider because of something you have read on Wellsphere.
If you have a medical emergency, call your doctor or 911 immediately.