Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Central venous catheter terminates with tip projecting beyond the superior cavoatrial junction into the right atrium . The lungs are somewhat low in volume but clear . There is no pleural effusion or pneumothorax . The heart is normal in size with normal mediastinal contours . Vague right apical opacity can be assessed by non-emergent CT .
    OUTPUT:
    
1 . No acute intrathoracic process with central venous catheter tip in the right atrium . 2 . Vague right apical opacity can be assessed by non-emergent CT .