Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal , and hilar contours appear unremarkable . There is no evidence for pulmonary consolidation or pleural effusion . Interstitial markings are slightly more prominent than on the ___ PA chest radiograph , but this could be related to slightly lower lung volumes . Visualized bones are essentially an
    OUTPUT:
    
1 . No evidence for pneumonia . 2 . Interstitial markings are slightly more prominent than on the ___ PA chest radiograph , which could be related to slightly lower lung volumes . However , please correlate clinically whether the patient may have pulmonary vascular congestion or mild pulmonary edema .