Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low , however improved from prior examination . Bibasilar atelectasis is again seen . Small bilateral pleural effusions are improved , left greater than right . There is no definite focal consolidation . No pneumothorax is identified . The cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Improved small bilateral pleural effusions , left greater than right . Mild bibasilar atelectasis .