6. Diseases of the male breast Flashcards
1
Q
Definition of gynaecomastia
A
Enlargement of the male breast, may be unilateral or bilateral, presenting as a button-like subareolar enlargement
2
Q
Causes of gynaecomastia
A
- Drug-induced (most common cause)
- Testicular atrophy (e..g in Klinefelter syndrome)
- Liver cirrhosis (leads to hyperestrinism)
- Estrogen-secreting tumours of testis or adrenal gland
- Hyperprolactinemia
3
Q
Morphology of gynaecomastia
A
- [Grossly]
- Oval, elastic, with well-circumscribed borders
- Firm, grey-white cut surface - [Histologically]
- Proliferation of ducts without lobules
- Dense periductal stromal fibrosis with micropapillary hyperplasia of duct lining
4
Q
Breast carcinoma in male
A
extremely rare