Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Biventricular lead pacemaker in situ with the lead tips in the appropriate positions . No left - sided pneumothorax . Mild cardiomegaly , but no other features of decompensation . No airspace consolidation . No significant pleural effusion seen . Spondylotic changes of the thoracic spine .
    OUTPUT:
    
Biventricular lead pacemaker in situ with the lead tips in appropriate positions . No complications .