Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Both lungs are clear . No lung opacities concerning for pneumonia or pulmonary edema . Heart size is exaggerated because of the unusually tortuous course of aorta and mild to moderate sized hital hernia .
    OUTPUT:
    
1 . No pneumonia or pulmonary edema . 2 . Mild - to - moderate sized hiatal hernia .