Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated and clear . No pleural effusion is seen . Linear lucency along the left mediastinum , and possibly along the left aspect of the cardiac silhouette raises concern for pneumomediastinum . Pleural line at the left apex is seen , and a tiny left apical pneumothorax may be present . The cardiac silhouette is not enlarged . Prominence of the AP window can be seen with underlying lymphadenopathy versus prominent pulmonary artery .
    OUTPUT:
    
Hyperinflated lungs . No focal consolidation to suggest pneumonia . Concern for pneumomediastinum . Tiny left apical pneumothorax may be present .