Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is within normal limits . Aortic arch calcifications are noted . The hila are unremarkable . The lungs are clear without focal consolidation . There is no pulmonary venous congestion or edema . There is biapical pleural - parenchymal scarring . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary process .