Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views the chest were provided . Lung volumes are low limiting assessment . Elevation of the right hemidiaphragm is again noted . There is bibasilar atelectasis . Hilar congestion and mild pulmonary edema is noted . No large effusions are seen . Heart size can not be assessed . Mediastinal contour appears grossly unchanged with atherosclerotic calcifications of the aortic knob . Bony structures are grossly intact .
    OUTPUT:
    
Mild edema , bibasilar atelectasis .