Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes results in crowding of the bronchovascular structures . A previously identified right upper lobe pulmonary nodule is no longer visible on today 's study . Mild bibasilar atelectasis is noted . There is no evidence of focal consolidation , pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .