Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral chest radiograph is compared to radiograph dated ___ . Heart size is mildly enlarged but stable . Aortic core valve device is unchanged in position . No evidence of pulmonary edema . No focal consolidation convincing for pneumonia . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No acute intrathoracic abnormality . Stably cardiomegaly without pulmonary edema .