Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal , and hilar contours are within normal limits . There is no evidence for pulmonary edema , pulmonary consolidation , pleural effusion , or pneumothorax . Minimal linear scarring in the lateral basal left lower lobe , near the left lateral costophrenic angle , is unchanged . There are endplate degenerative changes in the thoracic spine . The ribs are not adequately penetrated , as expected on chest radiographs . No displaced rib fracture or rib deformity from a prior fracture is identified .
    OUTPUT:
    
No evidence for active cardiopulmonary disease .