Analysis for progesterone during pregnancy

Analysis for progesterone during pregnancy

During pregnancy, progesterone is actively produced immediately after conception and is of great importance for the successful course of pregnancy. To make sure that the level of the hormone is normal and the intake of its synthetic analogs is not required, you need to pass tests and compare their result with the norm.

Analysis for progesterone during pregnancy: norm and pathology

The corpus luteum, which functions up to 14-15 weeks, is responsible for the production of progesterone in the female body. Later, this function will be performed by the formed placenta.

Progesterone is sometimes taken in the form of artificial analogs during pregnancy

Progesterone helps a child develop successfully. Without directly affecting the embryo, it performs the following functions:

  • Suppresses the contractile ability of the uterus, preventing it from rejecting the ovum;
  • Launches the process of accumulation of subcutaneous fat, which will become a reserve of nutrients;
  • Prepares the breast for lactation;
  • Favorably affects the uterine endometrium, increasing blood circulation in it;
  • Relaxes the nervous system of a woman, affects her emotional background.

Pregnant women with low progesterone levels often have uterine tone and are at risk of miscarriage. In addition, insufficient production of this hormone by the ovaries can interfere with conception.

In order to prevent a threat to the further development of pregnancy, you need to be tested. To determine the level of progesterone, blood from a vein is examined, blood is donated in the morning, on an empty stomach. On the eve, you can not eat fatty foods, for two days, the intake of any hormonal drugs is excluded.

The rate of progesterone by weeks of pregnancy (in ng / ml):

  • 5−6 – 18,6−21,7;
  • 7−8 – 20,3−23,5;
  • 9−10 – 23−27,6;
  • 11−12 – 29−34,5;
  • 13−14 – 30,2−40;
  • 15−16 – 39−55,7;
  • 17−18 – 34,5−59,5;
  • 19−20 – 38,2−59,1;
  • 21−22 – 44,2−69,2;
  • 23−24 – 59,3−77,6;
  • 25−26 – 62−87,3;
  • 27−28 – 79−107,2;
  • 29−30 – 85−102,4;
  • 31−32 – 101,5−122,6;
  • 33−34 – 105,7−119,9;
  • 35−36 – 101,2−136,3;
  • 37−38 – 112−147,2;
  • 39−40 – 132,6−172.

A low level of progesterone, especially in combination with pulling pains in the lower abdomen, is a symptom of threatened abortion, corpus luteum insufficiency, and fetal growth retardation. In such a situation, you should consult a doctor. He will decide on the appointment of synthetic progesterone. Synthetic progesterone is well tolerated by the body and rarely causes side effects. The drug usually comes in the form of tablets or suppositories. It must be taken strictly according to the scheme, in no case should you abruptly stop taking the drug.

It is especially important to control the level of progesterone for women who have had a previous miscarriage or missed pregnancy.

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