Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post a mitral valve replacement . Sternal wires are intact . Surgical chain sutures in the right mid lung zone are unchanged . The lungs are mildly hyperinflated . There is no consolidation , pleural effusion , or pneumothorax . Calcified pleural plaques are unchanged . The cardiomediastinal silhouette is normal . No fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process .