Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation or edema . The previously seen subtle opacity at the left base is no longer present . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
No acute cardiopulmonary process ; specifically , no evidence of pneumonia . The results were discussed with ___ ___ at 2 : 15 PM on ___ via telephone by Dr . ___ ___ minutes after the findings were discovered .