Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No change in moderate to severe cardiomegaly . Widening of the mediastinum may be secondary to the tortuous thoracic aorta and is overall unchanged and better seen on CT . No pulmonary edema , pleural effusion , pneumothorax , or focal consolidation .
    OUTPUT:
    
No significant interval change . Stable moderate to severe cardiomegaly without pulmonary edema .