Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Interstitial pulmonary edema is mild . No pleural effusion or pneumothorax is seen . No focal consolidation is detected . The aorta is calcified and tortuous . Mild cardiomegaly is seen . Hiatal hernia is again noted .
    OUTPUT:
    
Mild interstitial pulmonary edema . These findings were discussed with Dr . ___ by Dr . ___ by telephone at 3 : 17 a .m . on ___ at the time of discovery of these findings .