Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Dual lead left - sided pacemaker is again seen extending to the expected positions of the right atrium and right ventricle . No focal consolidation is seen . There is slight blunting of the posterior costophrenic angles which may be due to very trace pleural effusions . There is slight prominence of the interstitium which may be due to minimal interstitial edema . The cardiac and mediastinal silhouettes are stable . Right proximal humerus hardware is seen but not well evaluated .
    OUTPUT:
    
Possible trace pleural effusions and minimal interstitial edema .