Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Improved aeration of the left lower lobe as compared to prior . The remainder of the lungs are hyperexpanded bilaterally , and without additional focal consolidation . Bibasilar scarring is noted . Small - moderate , bilateral pleural effusions are slightly increased as compared to the prior examination . The cardiomediastinal silhouette remains mildly enlarged without overt pulmonary vascular congestion . Unchanged compression deformity of an upper thoracic vertebral body .
    OUTPUT:
    
1 . Small interval increase in degree of now small effusions . 2 . Improved aeration of the left lower lobe . No additional focal consolidation is identified . 3 . Stable , mild cardiomegaly .