Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal AP and lateral views of the chest were obtained . Low lung volumes results in bronchovascular crowding . Bibasilar opacities are likely due to atelectasis . Small pleural effusions are similar to ___ . Heart is mildly enlarged , unchanged . Mediastinal silhouette and hilar contours are normal allowing for low lung volumes . Pulmonary vasculature is engorged centrally without overt pulmonary edema . Degenerative change is noted at the acromioclavicular joints bilaterally . Prior thoracic vertebroplasty again noted .
    OUTPUT:
    
Small bilateral pleural effusions with bibasilar atelectasis . Pulmonary vasculature is engorged .