Zhou Ji of Pregnancy (15): Tang Sai, a tangled [number game]

When Miss Zhou had a prenatal examination, the doctor ordered while opening the examination: “The next prenatal examination will be conducted with another blood test. Combined with the previous B-ultrasound and blood tests, the Tang screen results can be obtained!” ]

[Tangshai] is the abbreviation of prenatal screening examination for Down’s syndrome. The purpose is to judge the risk of fetus suffering from Down’s syndrome by examining pregnant women.

[Tang Sie] When did it in what?

I thought it would be a very noisy inspection, but I didn’t expect that I had already completed more than half of the inspection before I knew it? Miss Zhou was puzzled by the doctor’s words.

Dr. Tian took the payment slip and asked me to popularize science while paying for it: