结果本组有6例术前行急诊胃镜检查，11例行术中胃镜检查，2例采用超选择性动脉造影。
Results Preoperative gastroscopy was performed in 6 cases, intraoperative gastroscopy in 11, and preoperative superselective angiography in 2 cases.
结果除1例患者术中因发生喉痉挛暂停检查外，其余病例均顺利完成胃镜检查。
Results All the patients underwent successful gastroscopy except one who stopped being examined due to laryngospasm.
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