Papilloma

Question 1

Definition

Answer 1

Benign tumour within the breast ducts due to the abnormal proliferation of ductal epithelial cells

Question 2

Epidemiology

Answer 2

35-55 years
Premenopausal

Question 3

Location

Answer 3

Commonly, a solitary intraductal papilloma is found centrally, posterior to the nipple but multiple papillomas may be located in peripheral ducts

Question 4

Signs

Answer 4

Breast lump:
- Small, may not be palpable
- Most commonly central and posterior to the nipple

Question 5

Symptoms

Answer 5

Unilateral breast lump
Nipple discharge: blood-stained or clear
Pain: uncommon

Question 6

Diagnosis

Answer 6

Mammogram: may be negative
Breast ultrasound: dilated duct with oval mass
Consider: Core needle biopsy: papillary growth pattern, benign papilloma

Question 7

Treatment

Answer 7

6.3% of IDP appear benign on core biopsy but are malignant and therefore removal first line.
Surgical:
- Lumpectomy +/- removal of duct

Question 8

Complications

Answer 8

Post-op complications: bleeding, infection, pain, fat necrosis