Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Posterior left diaphragmatic hernia is again seen with mild overlying atelectasis . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable , as are the hilar contours .
    OUTPUT:
    
No acute cardiopulmonary process .