Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation , effusion , or edema . There is a moderate hiatal hernia . The cardiomediastinal silhouette is otherwise within normal limits . No acute osseous abnormalities . Regions of sclerosis in the proximal humeri as seen on prior are likely bone infarcts versus enchondromas .
    OUTPUT:
    
No acute cardiopulmonary process .