胃癌的发病部位最常见于幽门，约占胃癌总数的５０～７０％，且易向胃小弯蔓延，因此，胃癌常合并幽门梗阻。我院普外科术前常规给予患者负压胃管引流，效果显著。给予高速达（法莫替丁）麻醉诱导前使用，观察３小时内胃液量，并与随机抽取的未注射高速达之对照组进行量化... The site of gastric cancer is most common in the pylorus, accounting for 50-70% of the total number of gastric cancer, and it is easy to spread to the small curve of the stomach. Therefore, gastric cancer is often associated with pyloric obstruction. In our hospital general surgery before surgery to patients with negative pressure gastric tube drainage, the effect is significant. The use of high speed (famotidine) before induction of anesthesia, observe the amount of gastric juice within 3 hours, and quantify with the randomly selected control group without injection of high speed ...