Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube and enteric tube remain in standard position with tip of the enteric tube off the film . There is a right PICC line with tip terminating in the mid SVC . The cardiomediastinal and hilar contours are stable . Interstitial opacities in the right lung have improved slightly since the prior study but are still present , and opacities in the left lung remain stable . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Slight interval improvement in opacities in the right lung but stable opacities in the left lung .