Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . Eventration of the right hemidiaphragm is again noted . The cardiomediastinal silhouette is stable . Tortuosity of the descending thoracic aorta is again noted . Chronic degenerative changes seen at the shoulders bilaterally . Partially visualized lumbar fixation hardware is noted . Compression deformity of an upper lumbar level is also grossly unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .