Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Of note , this exam is limited by low lung volumes and the patient 's body habitus . Metallic hardware from posterior fixation of the thoracic spine is present and unchanged . Again , lung volumes are low . The cardiac size is not well evaluated due to AP projection . There is no focal consolidation identified in the lungs . There is no large pleural effusion . There is no pneumothorax .
    OUTPUT:
    
Limited exam due to positioning and patient 's body habitus . No focal consolidation to suggest pneumonia is identified . Bibasilar atelectasis .