Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained demonstrating clear well - expanded lungs without focal consolidation , effusion , or pneumothorax . No signs of CHF . Cardiomediastinal silhouette is normal . Chronic - appearing left mid rib cage deformity is noted laterally . Otherwise , the imaged osseous structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic process .