Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is interval placement of a single lead pacemaker with its distal tip in appropriate position in the right ventricle . The cardiopericardial silhouette is enlarged and there is vascular redistribution . There is no evidence of consolidation or pneumothorax . Chronic left rib fracture .
    OUTPUT:
    
Interval placement of pacemaker with tip in appropriate position . Reviewed with Dr . ___ .