Flexura duodeni superior

例句：

1. 1.The doctor advised me to have a check-up on the Flexura duodeni superior.
   医生建议我检查胃的上部。
2. 2.She was diagnosed with a condition that affects the Flexura duodeni superior.
   她被诊断出患有影响胃上部的状况。
3. 3. During surgery, the surgeon had to make a small incision in the Flexura duodeni superior to access the affected area.
   在手术中，外科医生不得不在胃上部做一个小切口以进入受影响的区域。