Breast 2 Flashcards

1
Q

The most common malignancy in women is?

  • Breast malignancy.
  • CRC.
  • Bronchogenic carcinoma.
  • Melanoma.
A

A

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2
Q

Which of the following will increase the risk of developing breast cancer?

  • Late menarche.
  • Early menopause.
  • Oophorectomy.
  • Null parity.
A

D

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3
Q

More likely to get breast cancer?

  • White women.
  • African american women.
A

A

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4
Q

Frequently seen in association with lobular neoplasia and tubular carcinoma (‘Rosen Triad’) or atypical ductal hyperplasia?

A

Columnar cell change and Flat epithelial atypia

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5
Q

85% of DCIS cases presents with?

  • Discharge.
  • Mass.
  • Mammographic calcifications.
A

C

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6
Q

Presence of bridges and arcades microscopically in DCIS indicates?

  • High grade DCIS.
  • Low grade DCIS.
A

B

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7
Q

E- cadherin negative?

  • DCIS.
  • LCIS.
A

B (because it lacks adhesions)

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8
Q

Rarely calcifies?

  • DCIS.
  • LCIS.
A

B

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9
Q

70% of breast carcinomas are ?

  • Invasive.
  • In situ.
A

A

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10
Q

The most common type of invasive breast cancer is?

  • IDC.
  • ILC.
A

A

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11
Q

Single files of dyscohesive cells is seen in?

  • IDC.
  • ILC.
A

B

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12
Q

Biphasic epithelial and mesenchymal neoplasm of breast?

  • Phyllodes tumor.
  • Metaplastic carcinoma.
  • Sarcoma.
A

A

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13
Q

“ Leaf like pattern”

A

Phyllodes tumor

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14
Q

The most common primary sarcoma?

A

Angiosarcoma

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15
Q

Most common mesenchymal malignancy?

  • Phyllodes tumor.
  • Sarcoma.
A

A (2nd is sarcoma)

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16
Q

Chronic lymphedema following mastectomy is known as?

A

Stewart Treves syndrome

17
Q

Associated with Stewart Treves syndrome?

A

Angiosarcoma

18
Q

Associated with breast implants?

A

Anaplastic large cell lymphoma

19
Q

Most common cancer to metastasize to the breast in men?

A

Prostate cancer (melanoma + lung carcinoma in females)

20
Q

Stains used for DCIS

A

P63 , SMA, Calponin