Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrate right middle lobe opacity which in the appropriate clinical setting may reflect early infectious process . Streaky opacities at the left lung base likely reflects atelectasis . There is no pleural effusion , pneumothorax , or evidence of pulmonary edema . Cardiomediastinal and hilar contours are stable .
    OUTPUT:
    
Right middle lobe opacity in the appropriate clinical setting may reflect early infectious process . No evidence of pulmonary edema .