Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are multiple ill - defined opacities throughout the right and left lung , which likely represents multifocal pneumonia . The cardiac silhouette has enlarged in comparison to ___ . There are 2 subcentimeter rounded opacities seen in the left mid lung , which may have been present on the prior radiograph . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
1 . Multiple ill - defined opacities the right and left lung representing multifocal pneumonia . 2 . 2 subcentimeter rounded opacities in the left mid lung , which may have been present in ___ , however follow - up chest x-ray after resolution of infection is recommended .