Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are slightly hyperexpanded without focal consolidation concerning for pneumonia . There is mild pulmonary vascular congestion without pleural effusion or pneumothorax . A moderate - to - large hiatal hernia is seen with air - fluid level in the posterior mediastinum . Mild atelectasis at the lung base is also noted . The cardiac silhouette is top normal in size but stable . The mediastinal and hilar contours are within normal limits with mild aortic calcification at the arch . Note is again made of sclerosis at the left humeral head related to prior osteonecrosis and old fracture .
    OUTPUT:
    
1 . No focal consolidation concerning for pneumonia . 2 . Mild pulmonary vascular congestion . 3 . Chronic findings of a large hiatal hernia and prior osteonecrosis and fracture of the left humeral head .