Adenocarcinoma of ethmoid sinus associated with: (A) Woodworkers, (B) Nickel workers, (C) Coal workers, (D) Chimney workers
Answer is A. Ans. is 'a' i.e Woodworkers Workers of wood industry develop - Adenocarcinomas of ethmoid & other nasal sinusesWorkers of Nickle refining industry - Sq. cell Ca & anaplastic Ca of nasal sinuses.