Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes result in bronchovascular crowding . There is no focal consolidation , pleural effusion or pneumothorax . The heart is mildly enlarged . Pulmonary vasculature is normal . The mediastinal silhouette and hilar contours are within normal limits allowing for lung volumes . There is no free air under the diaphragm . Degenerative changes are seen in the shoulder girdles bilaterally .
    OUTPUT:
    
No acute intrathoracic process .