Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , accentuating the cardiac silhouette and bronchovascular structures . Allowing for this factor , heart size is normal . No focal areas of consolidation are present within the lungs , and there are no pleural effusions . Multiple rib deformities are unchanged and likely relate to congenital fusion anomalies .
    OUTPUT:
    
No evidence of pneumonia .