Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate well - expanded and clear lungs . Cardiomediastinal and hilar contours are unchanged . There is no pneumothorax , pleural effusion or consolidation . A left - sided ICD is seen with right atrial and right ventricular leads in the expected position .
    OUTPUT:
    
No pneumothorax . ICD leads are in the expected positions .