Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: . A right internal jugular Swan - Ganz catheter is present , the tip projecting over the right interlobar pulmonary artery . The size the cardiac silhouette is markedly enlarged but unchanged . No significant interval change in the patchy and confluent airspace opacities throughout both lungs , right greater than left .
    OUTPUT:
    
No significant interval change since the prior examination .