Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Right IJ access dialysis catheter again noted , terminating in the region of the cavoatrial junction . The cardiac silhouette remains stably enlarged . Hilar congestion is noted with probable mild interstitial pulmonary edema . No convincing evidence for pneumonia . No large effusion or pneumothorax . Bony structures are intact . Degenerative changes at both shoulders noted . No free air below the right hemidiaphragm .
    OUTPUT:
    
Cardiomegaly with hilar congestion and mild interstitial edema .