3.3.1 Benign Lesions of the Breasts Flashcards
Which growth pattern of DCIS homegirl?
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Noncomedocarcinoma
What this be?
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Intraductal papilloma
What this be?
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Comedo DCIS
What this be?
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Epithelial hyperplasia w/o atypia
What are some of the different clinical presentations of breast carcinoma?
Pain, palpable mass, lumpiness, nipple discharge or skin change, screen mammography
Condition?
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Lobular carcinoma is situ (LCIS)
What this be?
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LCIS
Name this condition?
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Papilloma
Name this gene
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BRCA1
Condition?
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DCIS
What this be?
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Paget’s dz
Condition?
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LCIS
Left? Right?
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Left: Papillary DCIS
Right: Mircopapillary DCIS
Large duct papillomas are usually what? Small duct?
Large -> Solitary
Small -> Multiple
What are the 3 types of benign breast lesions?
Non-proliferative breast changes (fibrocystic)
Proliferative w/o atypia
Proliferative w/ atypia
What are some of the different hormonal influences that can increase risk of breast carcinoma?
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What this be?
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Sclerosing adenosis
Name this condition?
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ADH
Name this condition?
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Breast carcinoma
What are two broad categories of risk factors for breast cancer?
Hormonal and genetic
Where do all carcinomas arise?
terminal duct lobular unit (TDLU)
Name this condition
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Sclerosing adenosis
What are some of the environmental factors associated with breast carcinoma?
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What are the diagnostic procedures for breast carcinoma?
Clincial exam
Radiology (mammography, US, MRI)
Core needle biopsy
What this be?
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Comedo DCIS
What this be?
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Epithelial hyperplasia w/o atypia
What are the defining characteristics of epithelial hyperplasia?
more than two cell layers are present
florid, but architecturally and cytologically benign, hyperplasia (hyperplasia w/o atypia-usual ductal hyperplasia, UDH)
What this be?
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ALH
What are three disorders that fall under proliferative breast dz w/o atypia?
Moderate or florid epithelial hyperplasia w/o atypia
Sclerosing adenosis/ complex sclerosing lesion
Papilloma
What are the four different pathologies of breast carcinoma?
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What this be?
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Sclerosing adenosis (complex sclerosing lesion)
Condition?
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Paget’s Dz of the Nipple (paget cells)
Sporadic cases are breast cancer are generally associated with what? Hereditary cases?
Sporadic: Hormonal exposure
Hereditary: Germline mutations
Left? Right?
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Left: Cribiform DCIS
Right: Solid DCIS
Left? Right?
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Left: Paget dz
Right: Normal
What are the two forms of proliferative breast dz w/ atypia?
Atypical ductal hyperplasia (ADH)
Atypical lobular hyperplasia (ALH)
What is the racial predisposition to breast carcinoma?
White > AA > Asian > Hispanic
What growth pattern of ductal carcinoma in situ?
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Comedocarcinoma
What this be?
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Paget dz
What is going on in proliferative breast dz w/o atypia?
Proliferation of ductal epithelium and/or stroma without cellular abnormalities
What type of cancer bro?
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Ductal carcinoma in situ
How does the risk of invasive breast cancer increase with: nonproliferative fibrocystic change, proliferative breast dz w/o atypia, proliferative breast dz w/ atypia?
NP Fibro change: No increased risk
Prolif w/o atypia: 1.5-2X risk
Prolif w/ atypia: 4-5X risk
What left be? What right be?
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Left: ADH
Right: ALH
Name this gene
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BRCA2
What this be?
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Solid DCIS w/ microcalcifications