TRUE regarding presentation of primary T.B is
Because most inspired air is distributed to the middle and lower lung zones, these areas are most commonly involved in primary TB. The lesion forming after initial infection (Ghon focus) is usually peripheral and accompanied by transient hilar or paratracheal lymphadenopathy, which may or may not be visible on standard chest radiography. Ref Harrison 19th edition pg 1108
Bilateral pleural effusion with negative Tuberculin test
Unilateral hilar lymphadenopathy
Sustained chronic pyrexia
Bilateral pleural effusion with postive Tuberculin test
Respiratory system