Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left hemodialysis catheter is still pointing upward toward the distal right subclavian vein and not the superior vena cava . Mild pulmonary edema has worsen since the previous exam . The increase in right lower lobe opacity could be related to asymmetric pulmonary edema , pleural effusion , atelectasis , new aspiration or pneumonia . Moderate cardiomegaly is stable . Tracheostomy is in adequate position . There is no pneumothorax .
    OUTPUT:
    
1 . Left hemodialysis catheter is still pointing upward in the right distal subclavian vein . 2 . Mild pulmonary edema has increased . 3 . Increase in density at the right lower lobe could be due to asymmetric pulmonary edema , pleural effusion , atelectasis or new aspiration or pneumonia . This has been discussed with the medical team .