Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The cardiomediastinal and hilar contours are within normal limits and unchanged . The lungs are hyperexpanded . There is a persistent , small pleural effusion at the right base and right basal atelectasis which is minimally increased from the prior study . A small left pleural effusion has improved . There is persistent atelectasis at the left base . No evidence of pneumothorax .
    OUTPUT:
    
1 . Small right pleural effusion and right basal atelectasis are minimally increased from the prior study . 2 . Resolution of small left pleural effusion with persistent left basal atelectasis .