Annular pancreas refers to pancreatic tissue enveloping primarily the descending duodenum.
环状胰腺是指胰腺组织环绕十二指肠降段。
The current standard for diagnosing CD involves obtaining 4 biopsy samples from the descending duodenum.
该病目前的诊断标准需要从十二指肠降段取4块活检。
Conclusions: We suggest examining 4 biopsy samples from the duodenal bulb and 4 from the descending duodenum to improve diagnostic accuracy of CD.
结论：分别从十二指肠降段及球部取4块活检可提高CD的诊断正确率。
The gastrointestinal decompression tube was pulled deep into the descending part of the duodenum, and the end of the nasal feeding tube was put in the jejunum.
将胃肠减压管下拉到十二指肠降部，鼻饲营养管末端置于空肠中。
The gastrointestinal decompression tube was pulled deep into the descending part of the duodenum, and the end of the nasal feeding tube was put in the jejunum.
将胃肠减压管下拉到十二指肠降部，鼻饲营养管末端置于空肠中。
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