While often considered a benign neoplasm, fibroadenomas may be thought of as
aberrations of normal development. Unlike neoplasms breast fibroadenomas develop
from a whole lobule rather than a single cell, and like normal breast tissue they
remain responsive to hormonal control. Fibroadenomas are composed of both fibrous
and glandular tissue.
Fibroadenomas are common and account for 13% of all
symptomatic breast lumps. They are most common in women in their second or third
decade, accounting for 60% of breast lumps in this younger population.
are thought to result from an increased sensitivity to oestrogen.
fibroadenomas do not enlarge after diagnosis.
(June 2005).Interstitial laser therapy for fibroadenomas of the breast.
JM, Mansel RE. BMJ 1994; 309:797-800.