37 days pregnant, generally refers to 37 days after menopause, progesterone 19ng/ml is low, but due to individual differences, need to be analyzed in the context of the specific situation.
Progesterone is secreted by the corpus luteum of the ovary within 6 weeks of pregnancy and increases with the increase of gestational weeks, and facilitates embryo implantation and maintenance of continued pregnancy. The normal value of progesterone is ≥20ng/ml on the 37th day of pregnancy, so when the value is 19ng/ml, the value is on the low side, and the doctor needs to decide whether it is necessary to supplement progesterone or not.
The value of progesterone is only a reflection of the body’s hormone level in the early stages of pregnancy, and the value of progesterone may be different for each person and may fluctuate. It is more important to determine if the pregnancy is intrauterine and to note that there is no abnormal bleeding or lower abdominal pain.
Early pregnancy due to the development of the embryo is not yet stable, should pay attention to not carry out strenuous exercise and heavy physical labor, prohibit coitus, appropriate increase in diet and nutrition, take folic acid on time, and should be about 42 days after menopause ultrasound examination to clarify the intrauterine pregnancy, to understand the development of the embryo, and when there is abdominal pain, bleeding and other symptoms of the vagina, should be actively dealt with under the guidance of the doctor.