Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left - sided pacer lead terminates in the right ventricle . There is no pneumothorax . The lungs are clear without focal consolidation . Mild cardiomegaly is stable . Mediastinal widening is unchanged . There is no pleural effusion .
    OUTPUT:
    
Left - sided pacer the terminates in the right ventricle . No pneumothorax .