<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have noticed problems with the shape and size of my breast and there is also some swelling in my back. Can you tell me what is wrong with me?  <response>: Based on your symptoms, it seems like you have a fibroadenoma. It is a non-cancerous tumor that arises from the glandular tissue of the breast. 