Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are fully expanded and clear . No pleural effusions or pneumothorax . Heart size is normal . No pulmonary vascular congestion or pulmonary edema . Cardiomediastinal and hilar silhouettes are normal .
    OUTPUT:
    
No radiographic evidence of heart failure or other significant cardiopulmonary abnormalities .