Breast

Question 1

Fibroadenoma

Answer 1

• Develop from a whole lobule
• Mobile, firm breast lumps
  12% of all breast masses
• Over a 2 year period up to 30% will get smaller
• No increase in risk of malignancy

Question 2

Breast cyst

Answer 2

• 7% of all Western females will present with a breast cyst
• Usually presents as a smooth discrete lump (may be fluctuant)
• Small increased risk of breast cancer (especially if younger)

Question 3

Breast cyst Mx

Answer 3

Cysts should be aspirated, those which are blood stained or persistently refill should be biopsied or excised

Question 4

Fat Necrosis

Answer 4

• Up to 40% cases usually have a traumatic aetiology
• Physical features usually mimic carcinoma
• Mass may increase in size initially
  Mx: Imaging and core biopsy

Question 5

Duct papilloma

Answer 5

• Usually present with nipple discharge
• Large papillomas may present with a mass
• The discharge usually originates from a single duct
• No increase risk of malignancy

Question 6

Pagets disease of breast

Answer 6

Eczematoid change of the nipple associated with underlying breast malignancy
- 1-2% of patients with breast cancer
- involves nipple primarily and only latterly spreads to areolar (OPPOSITE OCCURS IN ECZEMA)
Ix: punch biopsy, mammography and US