Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Ill defined opacity in the right lower lobe , best seen on the lateral view , could represent pneumonia . The cardiomediastinal silhouette is unremarkable . No pleural effusions or pneumothorax . No acute or aggressive osseus changes .
    OUTPUT:
    
Ill defined opacity in the right lower lobe , best seen on the lateral view , could represent pneumonia in this clinical setting . Suggest follow up chest radiograph in 4 weeks to ensure resolution .