Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the chest radiograph obtained 5 days prior , no significant changes are identified . Moderate to severe cardiomegaly is unchanged . There is no pulmonary vascular congestion , pulmonary edema , or pleural effusion . Lungs are fully expanded and clear . Cardiomediastinal and hilar silhouettes and pleural surfaces are normal .
    OUTPUT:
    
No radiographic evidence of pneumonia . Stable , moderate to severe cardiomegaly without pulmonary vascular congestion , pulmonary edema , or pleural effusions .