Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral DBS devices project over the upper lungs . Where seen , the lungs are clear . Hiatal hernia is noted , moderate in size . The cardiomediastinal silhouette is otherwise within normal limits . Atherosclerotic calcifications and median sternotomy wires are noted . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .