Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Subtle right lower lung opacities are worrisome for an infectious process . Left lung is unremarkable . Mediastinal and cardiac contours are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Subtle right lower lung opacities are worrisome for an infectious process . A followup chest x-ray is suggested in 4 weeks . Dr . ___ ___ not be reached . The results have been posted to the radiology dashboard for direct notification of referring physician .