Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates no focal opacity convincing for pneumonia . Cardiomediastinal and hilar contours appear unchanged since ___ , the heart is top - normal in size . There is no pleural effusion or pneumothorax . The vessels appear engorged which given history may reflect high output cardiac dysfunction .
    OUTPUT:
    
No focal opacity concerning for pneumonia . Stably enlarged heart and engorged vessels may reflect high output cardiac dysfunction in this patient with Sickle Cell Disease .