pregnancy signs
The absence of menstruation is a sure sign of pregnancy in women whose menstrual cycle is regular, and those who suffer from irregular menstrual cycle can know their pregnancy through some symptoms such as: nausea and vomiting that occur to the pregnant at the beginning of pregnancy when you wake up in the morning or when walking, Urination, women feel a slight tingling in the skin of the breast because of the increase in the amount of blood flowing to the breast and becomes the color of the aura surrounding the nipple is drowsiness, exhaustion and tiredness and feeling sleepy, headache, back pain, the drop of some drops of blood due to the implantation of the egg in the uterus, Times.
But these symptoms may not indicate the presence of pregnancy, they may believe or lie, so the lady to ensure that pregnancy occurs through known pregnancy tests and visit the doctor.
Pregnancy tests
Detection of pregnancy by urine
When pregnancy occurs and fertilization of the fertilized egg inside the uterus, it produces a hormone that helps in the development of the fetus and intrauterine implantation, and then the hormone out of the urine through the outside of the body, so when a urine test and the concentration of this hormone is high is detected pregnancy.
Pregnancy tests by urine depend on the sensitivity of the test. The sensitivity of the tests performed by the women at home is less sensitive than the tests performed in hospitals. It also depends on the proportion of the hormone in the urine, depending on the gestational age at which the test was performed.
Therefore, we have two kinds of urine test: pregnancy test at home, and is used by the lady after the absence of menstruation, within minutes the result is apparent, but this type is not accurate, especially if the test was very early age of pregnancy, the concentration of the hormone is sufficient to indicate The second type is pregnancy test through urine in the laboratory. This test is more accurate than the home test, where the accuracy of pregnancy detection is 100%.
Detection of pregnancy by blood
The proportion of the hormone in the blood is detected at close to 100% in the early gestational age of up to seven days.
All previous tests, however accurate, must be followed by a medical examination by a specialist.