Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Comparison is made to prior examination of ___ . The heart is normal in size . Mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . The lungs are unremarkable . There is no evidence for interstitial or alveolar edema . The previously identified small pleural effusions have resolved .
    OUTPUT:
    
Normal chest x-ray . The previously identified interstitial edema and pleural effusions have resolved .