Wood workers are associated with sinus Ca:: (A) Adeno Ca, (B) Squamous cell Ca, (C) Anaplastic Ca, (D) Melanoma
Answer is A. Ans. A Adeno Ca Ref. Dhingra 5th/ed p 219, 6th/ed p 205 Workers of furniture industry develop adenocarcinoma of the Ethmoids and upper nasal cavity. While those engaged in Nickel refining get squamous cell and Anaplastic carcinoma.