Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are moderately low lung volumes bilaterally . Lungs are clear . There is no pneumothorax or pleural effusion . The heart is top normal in size which is somewhat accentuated by low lung volumes . Otherwise , cardiomediastinal silhouette is within normal limits . Hila are within normal limits . The pleural surfaces are unremarkable .
    OUTPUT:
    
No evidence of infection or malignancy . No osseous abnormalities observed .