Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: New right - sided chest tube ends at the apex . There is no visible pneumothorax . Subcutaneous air adjacent to the chest tube is moderate . The lung volumes are low which explains increased interstitial markings in this patient with known interstitial lung disease . There is no pleural effusion or pneumothorax . Mediastinal and cardiac contours are normal .
    OUTPUT:
    
Right chest tube projects at the apex , and there is no pneumothorax .