Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is increased hazy opacification in the posterior lower lung zones , likely in the right lower lobe , which is seen only on the lateral view . This is new from the prior radiograph and may indicate possible infection . There is no edema , pleural effusion , or pneumothorax . The cardiomediastinal silhouette is normal . There is no free air below the hemidiaphragms .
    OUTPUT:
    
Hazy opacification overlying the spine in the right lower lobe may indicate infection .