Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal size and cardiomediastinal contours are unremarkable . Lung volumes are slightly low . There is a new opacification within the right upper lobe with air bronchograms , consistent with consolidation from pneumonia . Left lung is clear . Right lower lobe pneumonia seen in the previous study is no longer appreciated . No pleural effusions and no pneumothorax .
    OUTPUT:
    
Right upper lobe pneumonia .