Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant change in pulmonary edema right greater than left . Cardiomegaly stable . There is no pneumothorax or pleural effusion . Swan - Ganz catheter in the right main pulmonary artery . ETT measures 4 .7 cm above the carina . NG tube seen coiled in the stomach . Median sternotomy wires again noted . A ventricular assist device in unchanged position . Left IJ catheter in unchanged position . Mediastinal drains and right chest tube in unchanged positions .
    OUTPUT:
    
No significant interval change since ___