Ductal Carcinoma in Situ (DCIS) Diagnosis
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Questions and Answers

What is the approximate proportion of carcinomas in screened populations that DCIS comprises?

  • 30% to 40%
  • 5% to 10%
  • 40% to 50%
  • 15% to 30% (correct)

    • What is the characteristic clinical presentation of DCIS?

  • Axillary lymph node enlargement
  • Calcifications or mammographic density detected by mammography (correct)
  • A palpable mass in the breast
  • Nipple discharge and breast pain

    • What is the result of the extension of DCIS up the lactiferous ducts and into the contiguous skin of the nipple?

  • Paget disease of the breast
  • Ductal carcinoma in situ
  • Paget disease of the nipple (correct)
  • Invasive ductal carcinoma

    • What is the main difference between Comedo DCIS and Non-comedo DCIS?

    <p>Comedo DCIS has central necrosis, while Non-comedo DCIS does not</p> Signup and view all the answers

    What is the long-term survival rate of patients with DCIS?

    <p>Greater than 97%</p> Signup and view all the answers

    What is the prognosis of DCIS if left untreated?

    <p>It progresses to invasive cancer in roughly one-third of cases</p> Signup and view all the answers

    What is the most common symptom reported by women with breast disease?

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

    What is the cause of a localized painful mass in the breast?

    <p>Ruptured cyst or trauma</p> Signup and view all the answers

    What is the term for diffuse nodularity of the breast tissue?

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

    What is the term for breast tissue swelling related to the menstrual cycle?

    <p>Cyclic edema</p> Signup and view all the answers

    What is the term for a benign breast lesion that arises in the large ducts?

    <p>Intraductal papilloma</p> Signup and view all the answers

    What is the term for a benign breast condition characterized by swelling of the male breast tissue?

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

    What is a characteristic of Grade III breast carcinomas?

    <p>Nests or solid sheets of cells with enlarged irregular nuclei</p> Signup and view all the answers

    Which of the following is NOT a clinical feature of invasive carcinoma?

    <p>Bruising of the skin</p> Signup and view all the answers

    What is a prognostic factor in breast cancer?

    <p>The biologic type of the cancer</p> Signup and view all the answers

    What is the purpose of tumor stage measurement in breast cancer?

    <p>To measure the extent of the tumor at the time of diagnosis</p> Signup and view all the answers

    What is a diagnostic method used in breast cancer?

    <p>All of the above</p> Signup and view all the answers

    What is a risk factor associated with male breast cancer?

    <p>Klinefelter syndrome</p> Signup and view all the answers

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