Benign Tumour: Fibroadenoma Flashcards
The term fibroadenoma combines the word fibroma, meaning a tumour made of fibrous tissue, and adenoma - which is …
A tumour of gland tissue
Is a fibroadenoma the most common type of benign growth in breast tissue?
Yes
= 12% of all breast masses
Who do they typically affect?
Women of reproductive age
Although women of any age can develop fibroadenomas
They develop from…
A whole lobule
= a proliferation of stromal and epithelial tissue in duct lobules
On examination…
Highly mobile Firm lump Rubbery and well defined Most are less than 5 cm Can be multiple and bilateral
Is the lump painful?
No
Because it is highly mobile, what can it also be referred to as?
A breast mouse
What causes it to get smaller ?
Menopause
What can cause it to enlarge?
High oestrogen levels due to pregnancy or hormone therapy
Do the presence of fibroadenomas increase the risk of malignancy?
No
Over 2 years how many will get smaller?
30%
How are they managed?
Can be left in situ with routine follow up appointments
Indications for excision: more than 3cm in diameter or patient preference
