Rachael Misfud said Rachael Misfud / SWNS (2) A mom of four said she was put on a nine-month waiting list to remove what was thought to be a benign cyst — but it was ovarian cancer that she ...

Cysts and fatty growth can also form lumps under the arm. Axillary is the medical term for the armpit area. This article explores causes, symptoms, diagnosis, and treatment for armpit lumps.