Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . There has been interval placement of a right internal jugular line with tip terminating in the upper SVC . There is no pleural effusion or pneumothorax . Pulmonary vascular congestion has improved on the current study . Deformity of the left clavicle has been stable since at least ___ and may be sequela of an old trauma . Calcification in the right proximal humeral shaft may represent enchondroma vs old healed bone infarct , also stable since at least ___ .
    OUTPUT:
    
Interval placement of a right internal jugular line with tip in the upper SVC . No pneumothorax . Improvement in pulmonary edema .