Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates mild to moderate cardiomegaly . The aorta appears either tortuous or aneurysmal in the ascending portion . There is no focal consolidation , pleural effusion , or pneumothorax . No intra-abdominal free air is seen .
    OUTPUT:
    
1 . No intra-abdominal free air . 2 . Either tortuous or aneurysmal ascending aorta . If further evaluation is required , CT can be obtained for further evaluation . 3 . Mild to moderate cardiomegaly .