Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Overlying EKG leads are present . The heart is top - normal in size as on prior . The hila appears mildly prominent without overt edema . No large effusion or pneumothorax . No convincing evidence for pneumonia . Vascular calcification in the upper abdomen is noted . Mediastinum is unchanged . Bony structures are intact .
    OUTPUT:
    
Mild hilar congestion without frank edema .