This does not really mean that you have cancer
These are the symptoms of breast cancerÂ…see if you having these symptoms
A lump or thickening
A change in the size or shape of a breast
Dimpling of the skin
A change in the shape of your nipple, particularly if it turns in, sinks into the breast or becomes irregular in shape
A blood-stained discharge from the nipple
A rash on a nipple or surrounding area
A swelling or lump in your armpit
To be sure it is preferable to see a doctor. If the result is positive then you need not worry because the treatment for breast cancer exists. You can visit this site to get more information about the treatments:
http://www.jdhealthcare.com/cancer.html
Do not worry everything will be fine.