Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . Lower lung volumes seen on the current exam . Linear opacities at the lung bases , more so on the left are suggestive of atelectasis . There is no large confluent consolidation nor effusion . There is no evidence of pulmonary vascular congestion . Cardiac silhouette is within normal limits for technique and positioning and is unchanged . Atherosclerotic calcification is noted at the arch . Osseous and soft tissue structures are unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .