Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are hyperinflated but clear . The cardiomediastinal silhouette is within normal limits as are the hilar contours . No acute osseous abnormalities detected .
    OUTPUT:
    
Hyperinflation without acute cardiopulmonary process . If history of malignancy , CT scan would be more sensitive for detection of pulmonary metastatic disease .