This produces the bleeding that allows detection through a guaiac test.
这会引起出血，可以通过愈创木脂检测法检查出来。
2
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.
你应该送黑便做大便隐血试验，如隐血阳性，说明上消化道出血，那就应与洗甲水的腐蚀性联系起来。
3
The mechanism of normal hemostasis and coagulation, the classification, bleeding characteristics, laboratory diagnosis (screening test and confirmation test) and treatments of hemorrhagic disease;