A 64 year old male has dyspnea


Question Number 0846
Question:
A 64 year old male has dyspnea. He is found to have a density on his chest X-Ray. A biopsy is done and he is told that he has a lung carcinoma. What does 'carcinoma' refer to?
a) a neoplasm of embryonic cells
b) a malignancy of a tissue of epithelial origin
c) a malignancy of a tissue of mesenchymal origin
d) a malignancy of white blood cells
e) a malignancy of the immune system


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