<prompt> What is the use of this tube?Arrest bleeding in Mallory Weiss tearArrest bleeding in Esophageal varicesArrest bleeding in Dieulafoys lesionStop bleeding from Aorta enteric fistula  <response>: Ans. b Arrest bleeding from Esophageal varices This is Sengstaken Blakemore tube Modified tube will have 4 lumen. Unused times this tube must be kept in freezer compartment. 