signs of pregnancy are usually considered a missed period, breast swelling and tenderness, changes in tastes.Even if all of these symptoms will be present, the doctor will not be enough.Required inspection of an armchair, a blood test for human chorionic gonadotropin, and ultrasound.
most accurately confirms or denies the fact of pregnancy at the early stage of a blood test for hCG - human chorionic gonadotropin, a hormone produced in the body from the beginning of pregnancy in large quantities.The concentration of this hormone in blood is higher than in urine, so analysis can give a reliable result of the delay before menstruation.
Ultrasonography detects pregnancy from the third week of delay.Ultrasound is also necessary to exclude ectopic pregnancy - it must be appointed if the level of hCG in the blood increased, and other symptoms are not observed.
Gynecological examination on the chair until a certain time was the only way for doctors to determine pregnancy.Absolutely reliable signs usually appear by the sixth week, but sometimes an experienced doctor finds a pregnancy on the basis of the inspection and a little earlier.
During the inspection on the chair if the patient is pregnant, the doctor notes the seal and swelling of the labia, the change in color of the mucous membranes of the vagina and cervix - the beginning of the pregnancy, the vagina and the cervix is bluish due to changesblood supply.Uterus itself expands, becomes more friable and soft.Sometimes also increases from one ovary.
Recently, if a patient with signs of pregnancy has weighed gynecological history and the possible threat of miscarriage (its symptoms are abdominal pain or bleeding), doctors often refuse to gynecological examination in order not to provoke a reductionuterus and not to create an additional risk of miscarriage.To confirm the fact of pregnancy in this case is limited to the gynecologist on HCG blood test and ultrasound.