Lung carcinoma
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Questions and Answers

What is the most common type of non-small cell lung cancer (NSCLC)?

  • Adenocarcinoma (correct)
  • Small Cell Carcinoma
  • Squamous Cell Carcinoma
  • Large Cell Carcinoma

Which type of lung cancer responds to chemotherapy?

  • Large Cell Carcinoma
  • Adenocarcinoma
  • Small Cell Carcinoma (correct)
  • Squamous Cell Carcinoma

Which type of lung cancer spreads early and is not suitable for surgery?

  • Squamous Cell Carcinoma
  • Large Cell Carcinoma
  • Small Cell Carcinoma (correct)
  • Adenocarcinoma

What is the primary treatment option for Non-Small Cell Lung Cancer (NSCLC)?

<p>Surgery (A)</p> Signup and view all the answers

Where does Squamous Cell Carcinoma of the lung typically arise from?

<p>Dysplastic basal cells (A)</p> Signup and view all the answers

Which cells give rise to Small Cell Carcinoma of the lung?

<p>Kulchitsky cells (D)</p> Signup and view all the answers

Where is Adenocarcinoma of the lung typically located?

<p>Peripherally in the lungs (A)</p> Signup and view all the answers

Which type of lung cancer arises centrally in larger bronchi close to the carina?

<p>Squamous Cell Carcinoma (A)</p> Signup and view all the answers

Which type of lung cancer may arise anywhere in the lung?

<p>Large Cell Carcinoma (D)</p> Signup and view all the answers

Which type of lung cancer arises from club/clara cells?

<p>Adenocarcinoma (C)</p> Signup and view all the answers

What is the most common type of lung cancer?

<p>Adenocarcinoma (B)</p> Signup and view all the answers

Which of the following is true about the growth rate of adenocarcinoma?

<p>It grows slowly (B)</p> Signup and view all the answers

Which cells do the cells of adenocarcinoma of the lung resemble?

<p>Type II pneumocytes (C)</p> Signup and view all the answers

Which group of individuals is most commonly affected by adenocarcinoma?

<p>Women (C)</p> Signup and view all the answers

Which type of lung cancer is characterized by the presence of keratin pearls and concentric layers of malignant squamous cells?

<p>Squamous Cell Carcinoma (C)</p> Signup and view all the answers

What is the primary mode of spread for Squamous Cell Carcinoma of the lung?

<p>Intrathoracic spread (A)</p> Signup and view all the answers

Which type of lung cancer has the best prognosis?

<p>Squamous Cell Carcinoma (A)</p> Signup and view all the answers

Which characteristic feature is observed microscopically in squamous cell carcinoma?

<p>Keratin pearls (C)</p> Signup and view all the answers

Which type of lung cancer lacks the features of small cell carcinoma and does not show evidence of glandular or squamous differentiation?

<p>Large cell carcinoma (D)</p> Signup and view all the answers

What are the characteristic features observed microscopically in large cell carcinoma of the lung?

<p>Large nuclei, prominent nucleoli, and abundant cytoplasm (D)</p> Signup and view all the answers

What is the distinguishing feature of large cell carcinoma in the lung when compared to small cell carcinoma?

<p>Lack of neuroendocrine features (D)</p> Signup and view all the answers

Which type of lung cancer is strongly associated with smoking and has the worst prognosis?

<p>Small Cell Carcinoma (A)</p> Signup and view all the answers

What is the characteristic shape of cells observed microscopically in small cell carcinoma of the lung?

<p>Round to fusiform (D)</p> Signup and view all the answers

Where do centrally located masses typically arise from in small cell carcinoma of the lung?

<p>Neuroendocrine cells (A)</p> Signup and view all the answers

What is the alternative name for small cell carcinoma of the lung?

<p>Oat cell carcinoma (C)</p> Signup and view all the answers

Which of the following statements best describes the prognosis of small cell carcinoma of the lung?

<p>It has a poor prognosis due to rapid growth and early distant metastasis. (C)</p> Signup and view all the answers

Which of the following is the most common risk factor for primary malignant lung tumors?

<p>Smoking (D)</p> Signup and view all the answers

Which histologic subtype is the most common form of lung cancer?

<p>Adenocarcinoma (A)</p> Signup and view all the answers

Which of the following is NOT a major histologic subtype of lung cancer?

<p>Neuroendocrine carcinoma (D)</p> Signup and view all the answers

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