With a test indicating a suspicious PSA level, the doctor would then conduct a digital rectal exam, in which the doctor inserts a gloved finger into the rectum and feels the adjacent prostate.

• 检测表明有值得怀疑的PSA水平时，医生应做直肠指诊检查，也就是医生用戴手套的手指插入直肠，触摸旁边的前列腺。