Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes have decreased compared with the prior study causing bronchovascular crowding . Chronic interstitial disease is similar . Patient has known emphysema . There is no new focal area of consolidation to suggest superimposed pneumonia . There is no pleural effusion , superimposed pulmonary edema , or pneumothorax . A right pectoral Port - A - Cath tip terminates at the cavoatrial junction .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . Allowing for decreased lung volumes grossly stable chronic interstitial disease and emphysema .