Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left subclavian PICC line tip has been retracted to the cavoatrial junction . Compared with the radiograph from earlier on the same date , the left pleural effusion has slightly increased , with improvement in right lung aeration . Alveolar opacities in the left lung suggest continued pulmonary edema . Unchanged median sternotomy wires , mediastinal surgical clips , and pleural calcifications , consistent with asbestos exposure .
    OUTPUT:
    
1 . Left subclavian PICC line tip now at the cavoatrial junction . 2 . Slight interval increase in the left pleural effusion , with continued pulmonary edema .