Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A tracheostomy is in - situ , unchanged in appearance compared to the prior study . A left subclavian catheter is also unchanged in appearance . Lung volumes are within normal limits . A hazy opacity in the left lung likely reflects a layering pleural effusion . A nasoenteric tube terminates in the stomach . No pneumothorax seen .
    OUTPUT:
    
No significant interval change compared to the prior study .