However, some women may find that their breasts never regain their prepregnancy appearance. hormonal imbalances and stress are prime causes of visible montgomerys tubercles in non-pregnant women. Hidradenitis suppurativa is an acne-like skin condition that can lead to severe boil-like cysts and lumps that usually occur on the buttocks, around the groin, in the armpits, and yes, on and around the breasts. its not unusual to get stretch marks on the sides or front of your breasts during pregnancy. To avoid this, plus keep your skin as supple as possible, rub on a good moisturizing cream or oil at. some women notice lumps in their breasts during pregnancy. Common causes of such lumps include cysts, fibroadenomas (fibrous tissue), and galactoceles (cysts filled with milk). black spots on nipples and breast area may be caused by bruising, pimples and hyperpigmentation. Some may be normal but a persistent black spot that is itchy and grows into a lump or bump could mean cancer. You may get small circular black spots on your breast when pregnant. It is quite normal for teenagers, both boys and girls to get bumps on breasts. The same bumps can appear during period and also during pregnancy in most women. Stress hormones are also a major cause of zits and acne bumps on breast. some women may notice lumps in their breasts, but most of the pregnancy breast lumps are benign. You will observe stretch marks especially underneath of the breasts. This is because of the tearing of collagen beneath the skin to accommodate the growing breast size. if your doctor determines that the lump is likely due to a clogged duct, apply a warm compress regularly (or run hot water on it in the shower) and massage the area, which should help unclog the buildup. If the lump doesnt clear up or gets worse, check with your doctor to ensure its not infected. During pregnancy, many women notice dark spots on their breasts, nipples, or inner thighs. These dark areas come from an increase in the bodys melanin. More than 90 percent of pregnant women will get these dark areas. the cleveland clinic suggests that if the bumps do not change or grow in size, they may be montgomery glands, which look like tiny goose bumps, and are not a threat to a womans health. Montgomery glands are also quite common in women over the age of 30, and they are present to keep parts of the breast lubricated and protected.