常見例句雙語例句You should send it to do black stool occult blood test, such as occult blood positive, that upper gastrointestinal bleeding, it should be consistent with a water wash corrosive link.你應(yīng)該送黑便做大便隱血試驗，如隱血陽性，說明上消化道出血，那就應(yīng)與洗甲水的腐蝕性聯(lián)系起來。Barium radiographs of the upper and lower gastrointestinal tract have limited utility in the setting of occult bleeding because of their inability to biopsy or treat lesions that are identified.影像學(xué)鋇的上部和下部胃腸道只有有限的實用背景神秘流血，因為他們無法治療病變活檢或所認(rèn)同。 返回 occult gastrointestinal bleeding