Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to ___ radiograph , heart is increased in size and is accompanied by a new pulmonary vascular congestion , as well as new heterogeneous opacities in the right lung with both alveolar and interstitial features . Small bilateral pleural effusions are also new . Known intrathoracic lymphadenopathy is seen to better detail on prior PET - CT of ___ .
    OUTPUT:
    
Cardiomegaly and pulmonary vascular congestion are new . Asymmetrically distributed heterogeneous opacities in the right lung could reflect infectious pneumonia or an asymmetrical distribution of pulmonary edema . If the diagnosis is in doubt clinically , short - term followup radiographs after diuresis may be helpful .