Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is moderately enlarged , increased compared to the previous examination . Aortic knob is calcified . There is mild pulmonary vascular congestion . Patchy opacities are noted in the lung bases , likely areas of atelectasis . Trace left pleural effusion is likely present . No pneumothorax is identified . Moderate multilevel degenerative changes are seen in the thoracic spine . Patient is status post thyroidectomy with clips noted in the neck .
    OUTPUT:
    
Increased moderate cardiomegaly with mild pulmonary vascular congestion and bibasilar patchy opacities , likely atelectasis . Trace left pleural effusion .