Term
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Definition
| During first month of breastfeeding common. Diffuse spreading infetion. Antibiotic Treatment. |
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Term
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Definition
| Also recurrent subareolar abscess, squamous metaplasia of lactiferous ducts, Zuska disease. Smoking/Vit A deficiency common. Keratinizing squamous metaplasia w/ granulomatous inflammation. |
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Term
|
Definition
| 40-50s. Multiparous common. Poorly defined periareolar mass with secretions. Dilation of ducts with granular debris. cholesterol deposits. mimics carcinoma. |
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Term
|
Definition
| painless palpable mass, history of breast trauma. Giant cells, calcification and hemosiderin set in later. |
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Term
|
Definition
| Also Sclerosing Lymphocytic Lobulitis. Hard lesions with collagenized stroma. DMI common. |
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Term
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Definition
| Caused by systemic granulomatous diseases, mycobacteria or fungi. Often immunocompromised. (Lobular: Only in parous women, lactation antibodies) |
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Term
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Definition
| also nonproliferative breast changes. lumpy bumpy, benign. Cystic change: dilation of lobules, turbid, calcifications, alarming when firm. Fibrosis: ruptured cysts with inflammation. Adenosis: increase in acini, enlarged in 'blunt-duct' and possible flat epithelial atypia. |
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Term
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Definition
| Double layer of myoepithelial cells and luminal cells. Irregular distended lumens |
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Term
|
Definition
| Increased acini per terminal duct. Dilated at periphery. |
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Term
| Complex sclerosing lesion |
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Definition
| sclerosing adenosis, papillomas and epithelial hyperplasia. Radiating projections into the stroma. Also radial scar |
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Term
| Atypic Proliferative Breast Disease |
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Definition
| Often incidental. Resembles carcinoma in situ but lacking features of carcinoma. Ductal: DCIS-like, regularly spaced cells, cribriform spaces, only partially filled ducts. Lubular: LCIS-like, cells do not fill acini, pagetoid spread possible |
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