Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Dual lead pacemaker is unchanged . Cardiomegaly is stable with no focal consolidation , large effusion or pneumothorax . Mediastinal contour is stable . Imaged bony structures appear intact appearing
    OUTPUT:
    
Cardiomegaly without superimposed pneumonia or edema .