Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . No prior . The lungs are clear of focal consolidation or effusion . Cardiomediastinal silhouette is at upper limits of normal in size likely accentuated due to AP technique on the frontal . The osseous and soft tissue structures are unremarkable . Diffuse osteopenia however is noted .
    OUTPUT:
    
No definite acute cardiopulmonary process .