Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tiny left pleural effusion has resolved . Bibasilar scarring is seen at the costophrenic angle . Aside from an ectatic aorta , the cardiomediastinal silhouette is unremarkable . The lungs are clear except for linear bibasilar scarring or atelectasis .
    OUTPUT:
    
Resolution of left pleural effusion