Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Clips in the right axilla again noted . A left subclavian and axillary stent is in place . Calcified pleural plaque accounts for calcified density projecting over the right mid lung . Cardiomediastinal silhouette is stable . There is mild hilar congestion and mild interstitial pulmonary edema . Lower lung subtle opacities raise potential concern for a superimposed pneumonia . No large effusion or pneumothorax . Bony structures are intact .
    OUTPUT:
    
Mild edema . Difficult to exclude superimposed pneumonia .