Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs demonstrate nodular opacities which project over the right mid to upper lung zone peripherally , not present on prior study . Remaining lungs are clear . There is no pleural effusion or pneumothorax . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Nodular opacities project over the right mid to upper lung zone new since prior study worrisome for air space infectious process .