Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Relatively low lung volumes are seen . Streaky bibasilar opacities are most likely atelectasis . The lungs are otherwise clear without consolidation , effusion , or definite pulmonary edema . The cardiomediastinal silhouette is within normal limits . Lucency overlying the great tuberosity of the proximal right humerus is unchanged .
    OUTPUT:
    
Low lung volumes without definite acute cardiopulmonary process .