Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A new right internal jugular central venous catheter terminates in the uppermost atrium . The cardiac , mediastinal and hilar contours appear unchanged including a left ventricular configuration of the heart and calcification along the aortic arch . There is no pleural effusion or pneumothorax . The lungs appear clear . The patient is status post right total shoulder replacement surgery . There is incompletely characterized spinal curvature .
    OUTPUT:
    
Central venous catheter terminating in the uppermost atrium . No evidence of pneumothorax or other acute cardiopulmonary process .