Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hypoinflated with accentuation of the pulmonary vasculature . Heterogeneous bibasilar opacities likely represent atelectasis . No evidence of pleural effusion or pneumothorax .
    OUTPUT:
    
Limited radiograph secondary to patient positioning , with low lung volumes and bibasilar opacities likely representing atelectasis .