Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest . There is persistent elevation of the left hemidiaphragm . Respiratory motion limits detailed evaluation of the right lung base . The lungs are grossly clear . Right chest wall dual lead pacing device again noted . Cardiomediastinal silhouette and osseous structures are unchanged .
    OUTPUT:
    
No definite acute cardiopulmonary process based on this limited portable exam