Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again , there is minimal blunting of the left costophrenic angle , unchanged from prior , and likely related to pleural thickening . Biapical scarring is stable . The lungs are otherwise clear without a focal air space consolidation , pulmonary edema , pleural effusion , or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
No acute cardiopulmonary process .