Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left retrocardiac opacity with moderate pleural effusion . Small right - sided pleural effusion . Mild pulmonary vascular congestion . Moderate cardiomegaly extensive calcifications of the aortic arch .
    OUTPUT:
    
Left lower lobe consolidation / atelectasis with moderate pleural effusion . Small right - sided pleural effusion . Mild pulmonary vascular congestion .