Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is stable , consistent with at least moderate cardiomegaly . The thoracic aorta is tortuous , unchanged . The hila are within normal limits . The lungs are clear without focal consolidation . There is no pulmonary vascular congestion or pulmonary edema . There is no pneumothorax or sizable pleural effusion . Anterior cervical spine fusion hardware is partially imaged .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . Unchanged moderate cardiomegaly .