Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were obtained . Heart is normal size and cardiomediastinal silhouette is stable . There is no focal consolidation , pleural effusion or pneumothorax . Vagal nerve stimulator leads project over the neck ; the generator is no longer seen .
    OUTPUT:
    
No acute intrathoracic abnormality .