Nasopharyngeal carcinoma seen in which occupation?: (A) Asbestos industry, (B) Cement industry, (C) Wood workers, (D) Chimney workers
Answer is C. Ans. is 'c' i.e., Wood workersRef Dhingra 4h/e p. 235; Nasopharyngeal carcinoma By Andrew Van Hasselt,Alan G. Gibb 2d/e p. 4Wood dusts exposure is a risk factor of nasopharyngeal carcinoma andAdenocarcinoma of PNS.Formaldehyde exposure is a risk factor of Nasopharyngeal carcinoma.