Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is a very subtle somewhat rounded opacity in the right mid lung which could represent a very early focus of pneumonia . Otherwise , lungs are clear . No pneumothorax or effusion . Cardiomediastinal silhouette is normal . No displaced fracture is seen .
    OUTPUT:
    
Subtle opacity in the right mid lung could represent pneumonia . Recommend followup to resolution to exclude underlying mass .