Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is platelike atelectasis at the right lung base . Lung volumes are low . There is mild reticulation at the lung bases bilaterally . The heart size is normal . No pneumothorax . There is mild apical capping at the left lung apex .
    OUTPUT:
    
Questionable appearance of the lower lungs is probably due to low lung volumes when comparing with CT from the same date .