Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The lungs are well expanded and clear without pleural effusion or pneumothorax . Biapical scarring and calcified granulomata are unchanged . Cardiac size , mediastinal and hilar contours and tortuous / unfolded aorta are unchanged . Right hemidiaphragm is stably elevated .
    OUTPUT:
    
No acute intrathoracic process .