Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Previously seen right middle lobe opacity is no longer apparent . There is a new right lower lung opacity which most likely represents pneumonia . Cardiomediastinal and hilar contours are normal . Tiny bilateral pleural effusions .
    OUTPUT:
    
Right lower lobe opacity likely represents pneumonia . Tiny bilateral pleural effusions .