Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of a conventional tracheostomy tube placement of a T - tube , unremarkable in position . Lungs are well - expanded without new focal opacity . Trace right pleural effusion is possible . No left pleural effusion . No pneumothorax . Heart size is top - normal . Bilateral pulmonary arteries are prominent , but unchanged . A left subclavian port and central venous catheter is unchanged in position , terminating near the superior cavoatrial junction .
    OUTPUT:
    
Interval placement of a T tube is noted , but specific orientation can not be detailed radiographically .