My wife transferred the embryo on the 5th to the 9th day, the pregnancy test had 1 dark line and 1 slightly faint line, the HCG concentration in the blood was 22 mIU/ml. Doctor, can you tell me: What is the beta hCG concentration for pregnancy?

HCG is a test that indirectly reflects the health status of the fetus. However, not everyone clearly understands the nature of the HCG test and the significance of HCG quantification. So let's find out the information through the article below.

Normally, when women want to check whether they are pregnant or not, they often use a pregnancy test or do a blood test for HCG levels. So why do they often have to measure HCG levels to test for pregnancy?