Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Again seen are mild interstitial opacities suggestive of interstitial edema . On the lateral view , there is increased opacity projecting over the lower lobes not definitively identified on the frontal noting that the left lung base is not well evaluated due to overlying soft tissues . Superiorly the lungs are clear . There is no effusion . Cardiac silhouette is stable with multiple clips and median sternotomy wires . Surgical clips also seen in the neck on the right . Trachea is deviated to the right at the thoracic inlet similar to prior . Degenerative changes seen at the left shoulder .
    OUTPUT:
    
Limited exam . Possible lower lobe opacity , potentially on the left . This could represent infection in the proper clinical setting .