Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right costophrenic angle is no longer blunted . There is minimal streaky density at the right base consistent with scarring or subsegmental atelectasis as before . The patient is status post median sternotomy and MVR . Mediastinal structures are unchanged . A right subclavian catheter remains in place . It terminates in the region of the lower superior vena cava . The bony thorax is grossly intact .
    OUTPUT:
    
No active pulmonary disease . Line placement as described .