Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac device is seen with single lead in appropriate position . Right IJ Swan - Ganz catheter is in appropriate position and unchanged . Mild cardiomegaly is seen with minimal vascular congestion . No focal consolidation , pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Swan - ganz catheter in appropriate position .