Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate the lungs are well expanded with no evidence of pneumonia , pulmonary edema , pleural effusion or pneumothorax . The cardiomediastinal silhouette is stable in appearance , and the heart is moderately enlarged .
    OUTPUT:
    
Bibasilar atelectasis and moderate cardiomegaly . Otherwise , no acute cardiopulmonary process .