With two reassurances from my doctor, I was not concerned; however, the lump eventually became a nuisance. "You need to get this removed," my mom urged. "You can barely put your arm down." ...

At first, she thought she was just sweating a lot while nursing. On further inspection, she discovered a lump under her ...

it can also present as swelling or lumps under the arm or near the collarbone, nipple discharge (clear, bloody, or yellowish) ...