How is the Levin tube used to treat a patient?
A) Nasally inserted feeding tubes placed in the duodenum
B) Connected to low intermittent suction to avoid erosion or tearing of the stomach lining
C) A large-bore tube inserted through the mouth with a wide outlet for removal of gastric contents
D) To protect fragile gastric mucosa by maintaining a low (25 mm Hg) continuous force of suction at the drainage opening
Ans: B
Feedback: The Levin tube has a single lumen and is made of plastic or rubber. This tube is connected to low intermittent suction (30 to 40 mm Hg) to avoid erosion or tearing of the stomach lining, which can result from constant adherence of the tube's lumen to the mucosa of the stomach.
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