Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . A single defibrillator lead tip projects in general area of right ventricular apex , although slighly more posterior than expected on the lateral . No focal consolidation , effusion , or pneumothorax is present . Evaluation is limited by posterior thoracic spine fusion hardware that overlies the chest . There is no evidence of hardware fracture . Cardiomegaly is mild .
    OUTPUT:
    
No acute cardiopulmonery process . Defibrillator lead tip slightly posterior to expected location on lateral , potentially projectional . Correlate with prior exams to confirm stability . Discussed with Dr ___ via phone ___