hCG是指人绒毛膜促性腺激素，由α和β二聚体的糖蛋白组成。在女性怀孕后，原本存在于血液和尿液中的hCG会随着孕周的增加而波动，因此，可根据hCG的变化来测定女性是否怀孕。如果hcg值偏低可能会导致流产或者胎儿出现
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing
加载中,请稍侯......