Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . Cardiac size is enlarged , but difficult to fully assess given rotation . There is bilateral pulmonary edema . Low lung volumes contribute to atelectasis . Pneumonia is difficult to exclude given low lung volumes . Effusions may be present . Overlying soft tissues also contribute to the bibasilar opacities .
    OUTPUT:
    
Cardiac failure . Basilar opacities may be due to overlying soft tissue and atelectasis although effusions or infection are also possible .