Non caseating granuloma are seen in all except: (A) Byssinosis, (B) Hodgkin's lymphoma, (C) Metastatic carcinoma of lung, (D) Tuberculosis
Answer is C. The fungal and mycobacterial granuloma are usually associated with central caseating necrosis ,but all large caseating granuloma come from small no caseating granuloma . granuloma can be seen in Hodgkin's disease and byssinosis So metastatic carcinoma of lung is the answer Ref Robbins 9/e p56