It's for rectal examinations. That one's from the dirty pile. -Sorry.

是用来做肛检的。那个已经用过了。-抱歉。

It typically begins in the posterior peripheral zone of the prostate and can be detected using a digital rectal examination.

它一般起源于前列腺外周区，可以通过直肠指诊检查。

In children, intussusception can sometimes be felt by finger while doing a digital rectal examination, but a definite diagnosis often requires imaging techniques.

给患儿做直肠指检，有时可发现肠套叠，但确诊通常需要影像学检查。

Prostate cancer can be detected by a digital rectal examination, which is where a finger is inserted into the rectum to feel against the anterior wall of the rectum which lies along the posterior part of the prostate.

前列腺癌的检查由直肠指诊，即用手指伸入直肠触摸直肠前壁感受与其相邻的前列腺后部。