Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . The heart is normal size and cardiomediastinal contour is stable . Linear scarring in the lungs and pleural scarring resulting in the elevation of the right lung base laterally is unchanged . There is no focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
No acute intrathoracic process .