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1·Cardiac orifice mucosal laceration and oozing of blood were 73.9%, but without perforation and massive hemorrhage.

贲门黏膜撕裂、渗血占73.9%，但无穿孔和大出血。

2·Cardiac orifice mucosal laceration and oozing of blood were 73.9%(17/23), but without perforation and massive hemorrhage.

术中可见贲门黏膜撕裂、渗血，占73.9%（17/23），但未见致命性大出血及穿孔等并发症。