Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrate clear , hyperinflated lungs . A tortuous descending aorta is noted in the mediastinum . Otherwise , the cardiac and mediastinal contours are normal . No pulmonary vascular congestion or increase in interstitial markings is noted . No pleural effusion or pneumothorax .
    OUTPUT:
    
Clear lungs with no evidence of pulmonary edema . No pleural effusions .