Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes which accentuate the bronchovascular markings . Given this , there may be mild bibasilar atelectasis . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Low lung volumes without acute cardiopulmonary process .