Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Linear opacity is again seen at the right lung base laterally , suggestive of atelectasis . The lungs are clear of consolidation suspicious for pneumonia , effusion , or pulmonary vascular congestion . Cardiac silhouette is enlarged but stable in configuration compared to prior . Atherosclerotic calcifications noted in the ascending aorta . No acute osseous abnormality is identified . Degenerative changes are seen at the shoulders bilaterally .
    OUTPUT:
    
No acute cardiopulmonary process . Cardiomegaly .