Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs demonstrate no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal . Hyperexpansion elevation and flattening of hemidiaphragms is likely related to history of obstructive lung disease .
    OUTPUT:
    
No acute cardiopulmonary process . Findings were discussed by Dr . ___ with Dr . ___ by phone at 11 :55 p .m . on ___ .