Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest provided . The lungs appear clear without focal consolidation , effusion or pneumothorax . There is hyperinflation which could reflect underlying emphysema . A focal eventration of the right hemidiaphragm is stable . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . Degenerative changes are seen at bilateral AC joints and glenohumeral joints . No free air below the right hemidiaphragm is seen . Tiny clips are seen in the superior mediastinum and left neck .
    OUTPUT:
    
No acute intrathoracic process .