Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There is no focal consolidation , pleural effusion or pneumothorax . Elevation and eventration of the right hemidiaphragm is unchanged . Cardiac and mediastinal silhouettes are stable with increased mediastinal density due to known hiatal hernia . There is degenerative change in the right shoulder girdle .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Large hiatal hernia .