Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval development of mild interstitial pulmonary edema . There is no lobar consolidation , pneumothorax , or pleural effusion . Mild cardiomegaly is stable . The aortic arch is calcified . The enlarged right hila is unchanged from ___ , better characterized on prior CT chest .
    OUTPUT:
    
Mild cardiomegaly and mild interstitial pulmonary edema .