True about small cell lung cancer: (A) Bone marrow is uncommonly involved, (B) Destruction of alveolar cells, (C) Peripheral in location, (D) All
Answer is B. Small cell carcinoma is central or hilar in location .It is a highly malignant tumour characterised by the destruction of peribronchial tissue and alveoli.By hematogenous route,distant metastasis is very common to bone,brain,opposite lungs,liver,kidney,adrenals Ref Davidson edition23rd pg 614