Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are relatively low with secondary bibasilar and left midlung atelectasis . There is no consolidation worrisome for pneumonia . Cardiomediastinal silhouette is within normal limits . Degenerative changes noted in the spine . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .