Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is bilateral hilar prominence with increased vascular markings and upper redistribution . Kerley B lines and interstitial thickening is noted in both lung bases . Otherwise , there are no focal opacities . The heart appears mildly enlarged , although may in part be accentuated by AP technique . There is no evidence of pleural effusion or pneumothorax .
    OUTPUT:
    
Increased vascular markings and interstitial edema consistent with fluid overload .