Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low with linear streaky opacities reflecting atelectasis in the lung bases . There is associated crowding of the central bronchovascular structures . There is a opacity in the right lower lobe with air bronchograms concerning for pneumonia . No pleural effusion is seen .
    OUTPUT:
    
Right lower lobe pneumonia .