KROK 1 2017 – Question 139 · KROK (Medicine) · Pathomorphology
On bronchoscopy there is a polypoid growth 1,0 cm in diameter with ulcer in its center in the upper lobe of the right lung. Histological investigation revealed a tumor composed of lymphocyte-like cells with hyperchromic nuclei, the cells form layers and bands. What is the most likely tumor type?
- A. Undifferentiated small cell carcinoma
- B. Undifferentiated large cell carcinoma
- C. Glandular squamous cell carcinoma
- D. Adenocarcinoma
- E. Squamous cell carcinoma
Hint
Weigh the cell size, nuclear chromatin and layered growth pattern described against the hallmark microscopic features of each major type of lung cancer.
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