Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . Lower lung volumes seen on the current exam . There is , however , new bilateral predominantly basilar hazy opacities , left greater than right , silhouetting the descending thoracic aorta . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is identified .
    OUTPUT:
    
Bilateral predominantly basilar left greater than right opacities , potentially infection or edema as seen on recent CT abdomen performed the same day .