Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiograph , the lungs are better aerated . No focal consolidation concerning for pneumonia , pneumothorax , or larger effusions . Mild atelectasis at the left midlung . The right IJ line unchanged . The widened cardiomediastinal silhouette is likely attributed to the the elongated descending aorta and prominent right mediastinal lymph nodes seen on the CT from ___ .
    OUTPUT:
    
No acute cardiopulmonary process .