Stool test for Occult Blood 粪便潜血检查
Stool samples can be obtained to test for occult blood (see below).
粪便样本，可用来测试潜血(见下文)。
It is recommended that all individuals over the age of 40 have yearly digital examinations of the rectum and their stool tested for hidden or "occult" blood.
原则上建议每个人在40岁以后每年都进行一次直肠指检及粪便潜血检测，来检测隐藏或“藏匿”的血液。
Many patients with colon polyps are tested negative for stool occult blood.
许多患者的粪便潜血检测结果呈阴性，但却患有结肠息肉。
应用推荐