Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are minimally hyperinflated . There is substantial volume loss on the right side , which is likely secondary to substantial atelectasis of the middle and lower lobes . Additionally , there are increasing interstitial markings on the right side and the interstitial opacities in the left lung appear worse compared to the prior study , which is concerning for severe atypical pneumonia . There is a rightward shift of the mediastinum and the right hilus is rotated medially . There is a very minimal pulmonary effusion on the right side . Again seen is prominence of the aortic knob and left pulmonary artery .
    OUTPUT:
    
Worsening interstitial opacities concerning for severe multifocal pneumonia . These findings were communicated to Dr . ___ by telephone at 13 : 19 on ___ 1 hour after discovery by Dr . ___ .