Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Study limited by low lung volumes and motion . Allowing for changes due to low lung volumes , the cardiomediastinal silhouettes are stable . The bilateral hila are within normal limits . There is crowding of the normal bronchovascular structures . There is no pulmonary vascular congestion or pulmonary edema . There is right greater than left bibasilar atelectasis . There is no focal lung consolidation . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Study somewhat limited by motion and low lung volumes . No evidence of acute cardiopulmonary process .