Most cancer will have these characteristics, but 5 to 10 percent of cases do not appear as a lump, can occur in both breasts and do not show up on mammography. These changes will be monitored with a visual exam of the breast instead of feeling the breast. When you perform your self-exam, you will need to look closely at your breast using a mirror in bright lighting. Compare how one breast looks with the other breast to detect visual changes. Inverted nipple a nipple that inverts in a previously normal breast.
Skin changes a rash on one breast, redness, a bump or sore, skin that looks like an orange peel.
Skin dimpling a pulling in of the skin, creating a retraction of the skin. Bulging of the skin a protrusion of one area of the breast that creates a change in the shape of the breast. Vein changes an increase in the size or number of veins you can see on one side of your chest Shape of the breasts compare the shape of one breast to the other, the shapes should be very similar. Observe the direction in which your nipples point, they should point in similar directions. Report any change you may see to a physician.