How many B -ultrasound during pregnancy, what is the difference between 4 times and 8 times?

At present, many hospitals have listed the "B -ultrasound" inspection as one of the routine examinations during pregnancy. They have developed from two -dimensional and four -dimensional real -time imaging from two -dimensional and four -dimensional real -time imaging.Many moms wondered "How many B -ultrasound do you do during pregnancy?", Worrying that more times will affect the health of the baby’s baby. How many B -ultrasound during pregnancy is normal?

[B -ultrasound, what is the difference between 4 times and 8 times?.

Some pregnant mothers have made 8 B -ultrasound. Is this different from 4 times?

For normal pregnant moms, if there are no abnormalities throughout pregnancy, 4 B -ultrasounds are usually enough.If there are other medical indicators, doctors will recommend that pregnant mummy increases the number of ultrasound examinations.However, the B -ultrasound examination during too many pregnancy can easily cause damage to the slow development of the newborn language.Therefore, it is not conducive to the health of the fetus by making B surpassing frequency or too much dose.

[How many B -ultrasound should be done during pregnancy]

For the current domestic statistical results, pregnant moms generally do regular ultrasound 3 to 4 times.It is generally divided into NT examinations from 11 to 13+6 weeks of pregnancy, ultrasonic screening at 20 to 24 weeks of pregnancy, about 30 weeks of pregnancy and ultrasonic examinations after a full month.Because the baby grows up, only through the series of ultrasound examinations can we better dynamically evaluate the baby’s development.If there are other medical indicators, doctors will recommend that pregnant mummy increases the number of ultrasound examinations.

[Inspection item of B -ultrasound in pre -delivery]

Evaluate the development of the fetal baby palace, that is, verifying the gestational weeks, the number of fetus, the location and activity of the fetus;

Measure the amount of amniotic fluid;

Determine the position and shape of the placenta and umbilical cord;

Measure the fetal double-top diameter, eliminate hydrocephalus, brainless, small head deformity, and some chromosomal abnormal head deformed, such as 21-trisomy short head, 18-strawberry head, etc.;

Detect the fetal face, eliminate lip fissure, mandibular deformity, lack of nasal bone, etc.;

Evaluate the spine, eliminate open spine bales, spine masses, etc.;

Check the fetal heart chamber, blood vessels, etc., and exclude severe heart structure malformations, such as single cavity heart, Folo four -link disease, large arterioscope transfer, etc.;

Elimination of abdominal abnormalities, such as umbilical swelling, viscera, intestinal locking and giant colon, kidney water, polycystic kidney and giant bladder, urethral obstruction, etc.;

Eliminate skeletal dysplasia and short limbs.

[4 major precautions after ultrasound examination]

1. No matter what ways, there will be a small amount of coupled residue in the inspection site. Please wipe it with a soft paper towel or towel.Because it is water -soluble and colorless and tasteless, there is no need to worry too much.

2. Turn out clothes and don’t lose items.

3. Wait a little and will receive the ultrasound report.

4. If you do n’t understand the ultrasound report, or you need a doctor to explain, please ask the clinic number to explain the obstetrician.

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