<prompt> Clara cells are seen in:Bronchoalveolar cell CaSmall cell CaSquamous cell CaNon small cell Ca  <response>: Ans: a Bronchoalveolar cell Ca Ref: Robbins, 7th ed, p. 761Clara cells are seen in bronchoalveolar carcinomaBronchoalveolar cell Ca1 -9 of lung tumoursAffect terminal bronchoalveolar regionsGrowth pattern is referred to as LepdicTypes:Non mucinous - Columnar, peg shaped or cuboidal cellsMucinous - Distinct columnar with cytoplasmic intra-alveolar mucinAerogenous spread presentGA: Single or multiple nodules coalescing to form pneumonia like consolidationME: Mucin secreting bronchoalveolar cellsClara cellsType II pneumocytes. 