Anatomy The balloon of sengstaken – Blakemore tube should be temporarily defalated after how many hours to prevent prenecrosis of the oesophagus A 12 hrs B 24 hrs C 36 hrs D 48 hrs 💡 Explanation The balloon of sengstaken - Blakemore tube should be temporarily defalated after how many hours to prevent prenecrosis of the oesophagus ✓ Correct Answer: A. 12 hrs