Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest . The cardiac contours are stable . There are prominent hila bilaterally with mild interstitial opacities , consistent with mild pulmonary edema . Aortic knob calcifications are stable . No evidence of pneumothorax or pleural effusion . No focal consolidation concerning for pneumonia . A coronary artery stent is seen in stable position .
    OUTPUT:
    
Mild pulmonary edema .