Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . Images are slightly limited due to the patient 's body habitus . Lung volumes are low . The heart is mildly enlarged , not significantly changed compared to the prior study from ___ , allowing for differences in patient rotation . There are diffuse bilateral interstitial opacities with a perihilar predominance , most likely mild interstitial pulmonary edema . There is subsegmental bibasilar atelectasis . Elevation of the right hemidiaphragm is similar in appearance to the prior radiograph from ___ . There are no definite pleural effusions . No pneumothorax is seen . The vascular pedicle is widened .
    OUTPUT:
    
Mild interstitial pulmonary edema and mild cardiomegaly . Widening of the vascular pedicle suggestive biventricular failure .