Air-space opacities in the right middle and lower lobes, less so in the right upper lobe, with associated right pleural effusion, prominence of the right hilum, and widened paratracheal stripe, concerning for post-obstructive pneumonia with possible mass and/or lymphadenopathy in the right hilar region. Further evaluation with CT of the chest with contrast is recommended.
Mass/Solitary lung mass (Uncertain) Air space opacity–multifocal (Present) Hilar lymphadenopathy (Uncertain) Simple pleural effusion (Present) Pneumonia (Uncertain)