Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval removal of the right - sided central venous catheter . A Port - A - Cath visible on the left has its tip terminating in the cavoatrial junction . An ovoid lucency projects over the right tracheobronchial angle and a crescentic lucency is seen along the junction of the left heart border and aortic lumen and a small subdiaphragmatic crescentic lucency is also seen beneath the right hemidiaphragm . Subcutaneous emphysema is seen along the right chest wall . Overall , the lungs are clear . There is no large pleural effusion or pneumothorax . An old healed rib fracture is seen in the eighth posterolateral rib on the right . Clips are seen in the epigastric region of the abdomen .
    OUTPUT:
    
Mediastinal lucencies concerning for pneumomediastinum ; subcutaneous emphysema ; subdiaphragmatic free air , all new compared to prior study , and in the setting of recent surgery may reflect air dissecting along the fascial planes . Correlate with other history of instrumentation or trauma . An initial report of these findings was given by Dr . ___ to Dr . ___ at 7 :00 a .m . in person on ___ .