Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Elevation of the right hemidiaphragm is chronic . Small linear opacity in the right lung bases is consistent with atelectasis . No focal consolidation , pleural effusion , or pneumothorax . Heart size and cardiomediastinal contours are stable .
    OUTPUT:
    
No acute cardiopulmonary process . Chronic right hemidiaphragm elevation .