What should the nurse explain is the major purpose of the Sengstaken-Blakemore tube (S/B tube)?
a. Decompress the stomach
b. Control esophageal varices bleeding
c. A route for tube feedings
d. Obtain specimen for gastric analysis
ANS: B
The major purpose of the S/B tube is to control bleeding by pressure against the vessels in the esophagus. The two balloons of the tube are inflated to put direct pressure on the esophagus and are anchored by the inflated balloon in the stomach. The tube can suction blood from the stomach as well.
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