Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates clear lungs bilaterally . There is no focal consolidation . The cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . Osseous structures demonstrate no acute abnormality . Incidental note is made of metallic stent within vasculature in the left supraclavicular region presumably a left subclavian stent . No free air within the abdomen .
    OUTPUT:
    
No acute intrathoracic abnormality .