Breast Tumors and Cancer Pathology
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Breast Tumors and Cancer Pathology

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@EncouragingViolet

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Questions and Answers

Which of the following is the commonest benign tumor of the breast?

  • Fibroadenoma (correct)
  • Invasive ductal carcinoma
  • Duct papilloma
  • Phyllodes tumor

    • What is the characteristic feature of fibroadenoma when observed grossly?

  • Proliferated ducts and acini lined by cuboidal epithelium
  • Solitary, capsulated and freely mobile mass (correct)
  • Large rounded mass with cleft-like spaces
  • Grayish white with sarcomatous changes

    • What is the main difference between fibroadenoma and phyllodes tumor?

  • Fibroadenoma presents as a bulky, firm, grayish white mass
  • Phyllodes tumor has proliferated ducts and acini, fibroadenoma does not
  • Stroma is hypercellular in fibroadenoma but not in phyllodes tumor (correct)
  • Fibroadenoma occurs mainly in young females, phyllodes tumor occurs in older women

    • Which of the following breast tumors is related to increased estrogen levels?

    <p>Fibroadenoma</p> Signup and view all the answers

    What are the microscopical features of fibroadenoma?

    <p>Proliferated ducts and acini lined by single layer of cuboidal epithelium</p> Signup and view all the answers

    What is the most common type of breast carcinoma?

    <p>Ductal carcinoma</p> Signup and view all the answers

    Which gene mutation is associated with hereditary breast cancer?

    <p>BRCA1 and BRCA2</p> Signup and view all the answers

    What is the characteristic feature of duct papilloma?

    <p>Dilated duct with papillae filled with fibrovascular core</p> Signup and view all the answers

    What is the peak age incidence of breast carcinoma?

    <p>40-60 years of age</p> Signup and view all the answers

    Which type of breast carcinoma produces a small breast lump with bloody nipple discharge?

    <p>Intraductal carcinoma DCIS</p> Signup and view all the answers

    Which condition may be mistaken for mammary carcinoma due to the presence of granulation tissue and foam histiocytes?

    <p>Fat necrosis</p> Signup and view all the answers

    What is the most common complication associated with epitheliosis in Mammary Cystic Hyperplasia?

    <p>Atypical epitheliosis</p> Signup and view all the answers

    Which breast lesion is characterized by a nodular ill-defined mass with grayish white cut section and multiple cysts on cut section?

    <p>Mammary Cystic Hyperplasia</p> Signup and view all the answers

    Which type of breast mass may present with a small breast lump and bloody nipple discharge?

    <p>Malignant tumors</p> Signup and view all the answers

    What is the main microscopic lesion seen in Mammary Cystic Hyperplasia?

    <p>Adenosis</p> Signup and view all the answers

    What is the characteristic pathological feature of acute mastitis?

    <p>Swollen and congested breast with formation of breast abscess</p> Signup and view all the answers

    What is the main pathological feature of chronic mastitis?

    <p>Extensive fibrosis</p> Signup and view all the answers

    What is the defining feature of mammary duct ectasia?

    <p>Ductal dilatations with inspissated secretions</p> Signup and view all the answers

    What causes the formation of a firm, tender, white mass with dilated ducts filled with cheesy material in the breast?

    <p>Elevated prolactin levels</p> Signup and view all the answers

    What is the most common cause of acute suppurative inflammation in the breast during lactation?

    <p>Staphylococcus aureus infection</p> Signup and view all the answers

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