A ring of muscle, the cardiac sphincter, surrounds the esophagus at this point. 此處有一肌肉環即賁門括約肌圍繞著食道。
Result After cardiac cancer resection,the handsewn or stapled esophagojejunostomy and esophagogastrostomy were performed in 78 cases. 結果賁門癌切除後行手工或吻合器吻合。
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