Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . The lungs are clear without focal consolidation , pleural effusion or pneumothorax . Specifically opacity within the right upper lobe has resolved compared to the prior chest radiograph on ___ .
    OUTPUT:
    
No acute cardiopulmonary process . Right upper lobe opacity has resolved .