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 stably enlarged . Hila are mildly congested . No overt edema . No large effusion or pneumothorax . No convincing signs of pneumonia . Bony structures are intact .
    OUTPUT:
    
Cardiomegaly and pulmonary vascular congestion .