Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - aerated , and no focal consolidation , pleural effusion or pneumothorax is seen . There is no overt pulmonary edema . The cardiac silhouette is normal in size . The mediastinal and hilar contours are normal . Mild degenerate changes are noted in the mid thoracic spine . There is irregularity along the left humerus greater tuberosity .
    OUTPUT:
    
Irregularity along the left humerus greater tuberosity may reflect an acute injury . No acute cardiopulmonary process .