Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP chest radiograph was obtained . The exam is limited by AP technique and poor penetration . The tip of a right internal jugular catheter is near the confluence of the internal jugular and brachiocephalic veins . Mediastinal drains are incompletely visualized . Median sternotomy wires are intact . There is increased aeration of the right upper lobe . The right minor fissure remains minimally elevated suggesting persistent right upper lobe volume loss . There is a small amount of edema and / or atelectasis in the right minor fissure . Moderate atelectasis and effusion are present at the left base . Post-operative mediastinal widening is improving . No focal consolidation or pneumothorax is present .
    OUTPUT:
    
1 . Increased aeration of previously collapsed right upper lobe with persistent signs of mild volume loss . 2 . A possible right internal jugular catheter tip is positioned very proximally near the confluence of the internal jugular and brachiocephalic veins . Findings were discussed with ___ via telephone at ___ on ___ , who confirmed that the patient 's RIJ Cordis catheter will be removed shortly .