Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Bilateral pleural effusions are small . No focal consolidation or pneumothorax . Moderate atelectasis in bilateral lower lobes .
    OUTPUT:
    
1 . Bilateral pleural effusions are small . 2 . Moderate atelectasis in bilateral lower lobes .