Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . Mediastinal and hilar contours are unremarkable . No focal consolidation , pleural effusion or pneumothorax is seen . There is no pulmonary vascular congestion . No acute osseous abnormalities demonstrated . There is mild gaseous distention of the stomach which results in elevation of the left hemidiaphragm . Levoscoliosis of the thoracic spine is unchanged .
    OUTPUT:
    
No acute cardiopulmonary abnormality .