Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is enlarged . The hilar and mediastinal contours are normal . The left sided pacemaker lead terminates in the right ventricle . The lungs are well expanded and clear . There are no pleural effusions or pneumothorax . Visualized osseous structures are unremarkable .
    OUTPUT:
    
Pacemaker lead terminating in right ventricle .