Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . Cervicothoracic vertebral fusion hardware is partially visualized . Left transvenous pacer defibrillator leads terminates in the right atrium and right ventricle and is contiguous with the left pectoral generator .
    OUTPUT:
    
Pacer leads in expected positions and are contiguous with a left pectoral generator .