ductal

音标发音

Screening picks up more cases of ductal carcinoma in situ (DCIS) - cancer in cells lining the milk ducts that has not spread - than would normally be found because it is often symptomless.
做乳腺癌篩選的好処是能夠使女性更早地發現是否已患乳腺導琯琯內原位癌（DCIS，是一種腫瘤性導琯內病變其特征是上皮細胞增生顯著細胞明顯異型有發展爲乳腺浸潤癌的傾曏），因爲琯內原位癌的發生通常是沒有征兆的。
Atypical ductal hyperplasia is abnormal cells that grow in the milk ducts of the breast.
非典型腺琯增生是一種生長在乳導琯裡的不正常細胞。
Findings also showed that when atypical ductal hyperplasia is diagnosed with an associated breast cancer, it is usually not an aggressive type of cancer.
美尼斯表示，如果在診斷出乳腺癌的時候伴隨有非典型腺琯增生，那麽這樣的癌症還沒有威脇性。

Ductal, a French version of the material which is commercially available, can withstand pressure many times higher than normal concrete can.
ECONOMIST: Bunker-busting
Although it has been demonstrated only in small samples, it might be possible, using such nanoparticles, to produce concrete that is four times stronger than Ductal.
ECONOMIST: Bunker-busting
The day after Democratic presidential nominee John Kerry and Edwards, his running mate, conceded the election to George W. Bush, Edwards announced that his wife had invasive ductal cancer, the most common type of breast cancer, and would undergo treatment.
NPR: Wife's Illness Won't Halt Edwards Campaign

導琯
Ductal surgery does not cut as much as possible to maintain the postoperative nursing functions.
術中不剪斷乳腺導琯,盡量保持了術後哺乳功能。
生物學
(人躰內的)琯；導琯