Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates low lung volumes results in bronchovascular crowding . Increased opacity in the right mid and lower lung is concerning for pneumonia . The cardiomediastinal hilar contours are unchanged . There is prominent medastinal and extrapleural fat present on prior CT of the chest . There is no pneumothorax .
    OUTPUT:
    
Increased opacity at the right mid and lower lung is concerning for pneumonia .