4D 22-week ultrasound - Golden time to help diagnose fetal malformations

Why should the week 22 4D ultrasound is not 2D or 3D? Let's find out right away in the following article about the importance of 4D ultrasound in this 22 week period!

How does 22 week pregnancy develop?

The 22nd week is the period when the mother has entered the 2nd trimester of pregnancy. At this stage, the fetal organs are almost fully formed and developed. 22 weeks pregnant has the size equivalent to a papaya, the baby weighs about 430g and is 27-28 cm long. I can hear the mother's voice and often move, thrash inside whenever I hear strange sounds outside.

Should 2D, 3D or 4D ultrasound scan at 22 weeks?

At this 22nd week, it is best not to have a 2D scan because the black and white images of 2D ultrasound will not show all the defects of the fetus. Instead, mothers should choose to have a 3D ultrasound or 4D ultrasound scan at 22 weeks.

Both of these two methods result in color images that clearly show the fetal morphology, the only difference is that 3D ultrasound will produce still images, and 4D ultrasound will give the mother a video clip of the legs. real pictures of your baby moving, moving inside the uterus. Mom can keep this clip to bring to grandparents to watch or save as a souvenir.

The importance of a 3D or 4D scan of the 22nd week

As shared, week 22 is the period when the baby has developed a full shape, the amount of amniotic fluid at this time is also increased to help the baby move easily inside the amniotic sac so the doctor can examine the fetal defects easily. than. It can be said that week 22 is one of the most important antenatal check-up milestones that mothers should perform an ultrasound to monitor the development of the fetus and promptly detect abnormalities in the baby. In addition, abnormalities in amniotic fluid, placenta, ... can also be detected during this 22nd week.

From these results, the doctor will provide timely intervention to ensure the safety of the baby or if the baby has any dangerous abnormalities, the doctor will immediately notify the mother to decide whether to terminate the pregnancy. period or not.

If the mother agrees to abort the pregnancy, it must be done before 28 weeks. If the mother abort the baby, the baby can still live, but the fetus can die at any time during the pregnancy or after the baby is born. It is also difficult to prolong life time.

What will the doctor check during a 4D 22 scan?

External parts

Check your face to see if your eyes, nose and lips are normal or not, if you have chipped lips, cleft palate or anything else, do you have 2 ears

Measure the length and number of limbs, check if the baby has enough 5 fingers, toes

Measure the length of the dipole (head) to check for brain abnormalities

Does she have any strange lumps

The condition of the baby's spine must ensure that the vertebrae are linked together and have skin covering the last vertebra. If not, the baby may have some dangerous spine defects.

Get a scan of your child's genitals to see if it's a boy or a girl

The parts inside

Measure fetal heart rate , check the baby's heart has enough 4 compartments and function normally, is there a congenital heart failure

Are there any abnormal or fluid lungs in the baby's lungs, or are there any abnormal breasts in shape and size

The position of the stomach and intestines ensures no dilatation

Having enough 2 kidneys, bladder or renal pelvis has dilated

The umbilical cord plugs into the abdominal wall normally or not

Some external factors

See the position of the vegetable cake in comparison to the hole in the cervix, check whether the placenta holds firmly, whether the placenta area is large, calcified

Amniotic fluid is just enough, is too abundant or insufficient

Indicators of pregnancy health in pregnant mothers

In addition, pregnant mothers pregnant at week 22 will also have heart, lung, blood pressure check, abdominal size measurement, uterine height measurement and important tests such as urine test, blood test. , ... as directed by the doctor.

How much does a 4D ultrasound cost?

As ultrasound technology modern, innovative image relatively clear and record the moments of baby movement vividly should therefore 4D ultrasound priced quite high, about 300,000 VND / time super minus. If 4D ultrasound in private clinics, international hospitals, this cost can be up to 500,000 - 800,000 VND / time.

Recently, there is information to answer questions about 4D ultrasound technology at week 22. This is an important milestone in the development of the fetus, so mothers need to perform 3D or 4D ultrasound during this period to follow up. And check for birth defects in the fetus.

See more:

22-week fetal ultrasound - important milestone for checking fetal condition

How heavy is 22 weeks pregnant? What tests should pregnant mothers do?

Is a 22-week-old fetus stepping on a lot of abnormalities?