Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular central venous catheter tip is in the upper SVC . No pneumothorax is demonstrated . Left basilar linear atelectasis persists . A small left pleural effusion is likely present . Cardiac and mediastinal contours are unchanged . Right lung is grossly clear .
    OUTPUT:
    
Right internal jugular central venous catheter tip in the upper SVC . No pneumothorax .