Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: When compared to prior radiograph obtained 2 .5 hr previously , there is been little interval change in the appearance of bilateral lungs . Cardiomediastinal and hilar contours remain stable . There is been interval placement of a right internal jugular central line its tip which appears to project over the right atrium . There is no pneumothorax . No large pleural effusion is seen .
    OUTPUT:
    
Interval placement of right internal jugular central line its tip which projects over the right atrium . For placement in the distal SVC , this should be withdrawn 4 cm . No pneumothorax .