Fibrocystic Breast Disease Cystic breasts affect up to 50 percent of pre-menopausal women between the ages of 20 and 5.
Breast Cysts The most common cause of breast lumps is fibrocystic breast disease. In this illness, one or more fluid-filled masses form as cysts, causing recurrent flare-ups of tender lumps in one or both breasts, especially before menstruation.
Fibrocystic Breast Disease The fear of breast cancer makes finding breast lumps distressing for women. Fibrocystic breast disease (FBD), also called cystic mastitis, is a common noncancerous condition.