Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Evaluation of the lungs is limited due to low lung volumes and lordotic positioning . No obvious opacities to suggest pneumonia . No pleural effusion or pneumothorax is seen . Rotary dextroscoliosis of the thoracic spine is noted .
    OUTPUT:
    
Bibasilar atelectasis without focal consolidation to suggest pneumonia .