<prompt> All are features of primary tuberculosis; except :Pleural effusionConsolidationPulmonary fibrosisNone  <response>: Answer is D None All may be seen All features mentioned may be seen in the normal course of a primary tuberculous infection. Pleural effusion may be seen in primary tuberculosis Pleural effusion is found in upto 23 of cases of primary tuberculosis and results from penetration of bacilli into the pleural space from an adjacent subpleural focus - Harrison 