Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes are present . There is persistent elevation of the right hemidiaphragm with mild atelectatic changes noted at the right lung base . The cardiomediastinal silhouette , hilar contours , and pleural surfaces are normal . No pulmonary edema , pleural effusion , or pneumothorax . No focal consolidations are seen .
    OUTPUT:
    
No acute cardiopulmonary process .