Hi I have a growth like a polyp near my nipple since I was a teenager. Right now it is draining pus-like stuff on my bra and is very tender. My breast is also tender. I do not have a family
or drain pus then it means they are infected, then surgical excision by traditional wide excision, minimal excision, and punch biopsy excision may be required.
It is very difficult to precisely confirm a diagnosis without examination and investigations and the answer is based on the medical information provided. For exact diagnosis, you are requested to consult your doctor. I sincerely hope that helps. Take care and please do keep me posted on how you are doing.