Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are relatively low with secondary crowding of the bronchovascular markings . Streaky right basilar opacity is likely secondary to atelectasis . The cardiomediastinal silhouette is within normal limits . No visualized acute osseous abnormality .
    OUTPUT:
    
Low lung volumes without definite acute cardiopulmonary process .