Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable chest radiograph provided . The heart remains mildly enlarged . There is hilar congestion and mild interstitial pulmonary edema . No large effusion or pneumothorax . AICD unchanged . Clips the right axilla noted . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with hilar congestion and mild interstitial pulmonary edema . No convincing evidence for pneumonia .