Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest are severely limited by technique . Lung volumes are low , accentuating the cardiac contour and pulmonary vasculature . However , bibasilar opacities are concerning for pneumonia or atelectasis . No pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Technically limited study shows bibasilar opacities concerning for pneumonia or atelectasis . These findings were relayed to Dr . ___ , by Dr . ___ , at 2 : 40 p .m . , on the day of the examination .