Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes with bilateral mid and lower zone hazy opacities . Hilar and perihilar vasculature is prominent . There is unchanged cardiomegaly . Likely small left pleural effusion . No pneumothorax . No interval change in bony thorax .
    OUTPUT:
    
Persistent cardiomegaly and mild pulmonary edema . No lobar consolidation present .