Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Despite lower lung volumes on the current exam , there are increased interstitial markings bilaterally . Streaky bibasilar opacities are suggestive of atelectasis . There is no effusion . Cardiac silhouette is enlarged but not definitely changed since prior given lower inspiratory effort . Atherosclerotic calcifications are noted . Bilateral shoulder prostheses are identified . Laparoscopic band identified in the left upper quadrant .
    OUTPUT:
    
Indistinct pulmonary vascular markings suggestive of mild edema .