Benign breast lesions Flashcards

1
Q

Fibroadenoma

A

Benign breast tumour consisting of interlobular stromal and glandular epithelial cells.
- Well circumscribed, non-encapsulated, does NOT infiltrate parenchyma of breast.
Epidemiology: Young women < 30
Presentation: Well-defined mobile solitary mass
Investigations: FL: Breast imaging (USS < 30 or mammogram > 30)
- USS = smooth, well-circumscribed mass with uniform hypoechogenic appearance
- Mammogram = distinct, well-circumscribed mass
Management: None

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2
Q

Fibrocytic disease

A

Spectrum of conditions causing fibrous and/or cystic change within the breast
Epidemiology: 30-50 years
Presentation:
- Bilateral diffuse, symmetrical lumpiness
- Mastalgia - often cyclical
- Sometimes nipple discharge
Investigations: FL: Breast imaging
- USS = Cysts/solid mass
- Mammogram: Circumscribed density
Management: FL: simple analgesia e.g. paracetamol, ibuprofen

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3
Q

Intraductal papilloma

A

Benign tumour of the breast ducts
- Classically presents as bloody nipple discharge in a premenopausal women

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4
Q

Phyllodes tumour

A

Fibroepithelial tumour similar to fibroadenoma which is usually benign but can be malignant
- Characteristic LEAF-LIKE architecture on histology

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5
Q

Fat necrosis

A

Inflammation of adipose tissue often as a result of trauma

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6
Q

Mammary duct ectasia

A

Chronic inflammation and dilatation of subareolar ducts due to stasis of secretions
- Periareolar mass with green/brown nipple discharge in a postmenopausal woman

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