Fibrocystic breasts are characterized by lumpiness and usually discomfort in one or both breasts. The lumpiness is due to small breast masses or breast cysts.The condition is very common and benign, meaning that fibrocystic breasts are not malignant (cancerous). Fibrocystic breast disease (FBD) is now referred to as fibrocystic changes or fibrocystic breast condition, is the most common cause …
https://www.medicinenet.com/fibrocystic_breast_condition/article.htm

