sigmoid

• adj. 乙状结肠的；C形的；S形的
• n. 乙状结肠（等于sigmoidal）；S状弯曲

英文词源

sigmoid (adj.)

"shaped like a C" (1660s) or "shaped like an S" (1786), from sigma (q.v.) + -oid. Especially of the flexure of the colon (1891).

双语例句

1. The curve of nutrients uptake by poinsettia was sigmoid.

一品红养分吸收曲线呈“S” 型.

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2. The left kidney was multicystic dysplastic. The sigmoid colon was extremely distended.

左肾为多囊肾和发育不良,乙状结肠极度扩张.

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3. The ulcerations worsen and the woman eventually underwent a loop sigmoid colostomy.

溃疡恶化,最终该女患经受了乙状结肠袢式造口术.

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4. The diagnosis of right sigmoid colon is confirmed by barium enema.

钡剂灌肠是确诊本症的首选检查.

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5. Simple right sigmoid colon needn t to manage.

单纯右位乙状结肠本身不需处理.

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