Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Overlying EKG leads are present . The heart is stably enlarged with prominence of the contour of the main pulmonary artery suggestive of pulmonary arterial hypertension . The hila appear congested and there is mild interstitial pulmonary edema . No large effusion or pneumothorax is seen . No convincing signs of pneumonia . Bony structures are intact .
    OUTPUT:
    
Cardiomegaly with mild interstitial edema .