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You don't need to have an empty stomach, it's the same as doing a B-ultrasound.
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Suggestion: Hello: NT value is the English abbreviation of the translucent thickness of the fetal neck, the thickness of the nuchal translucency at 10 14 weeks of normal pregnancy increases slightly with the gestational age.
An increase in the translucent thickness of the fetal neck, more than 2 mm, is thought to be associated with an increased risk of trisomy 21. It is recommended that you listen to the advice of the doctor in charge and actively cooperate with the examination. There is no need to hold urine, and there is no effect on the fetus.
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Pregnant women do not need to fasting for NT, and in general, color ultrasound is performed at 11-13 weeks of pregnancy. NT, also known as the nuchal translucency, refers to the thickness of the fluid accumulation in the subcutaneous tissue at the back of the fetal neck. The main purpose is to check whether there is a fetal malformation due to a chromosomal disorder in the early stages of pregnancy.
The normal value of NT is less than or equal to the fetal abnormality is very closely related, the more obvious the thickening of the NT, the higher the fetal abnormality rate, about 75% of the baby with Down syndrome is identified by this method, combined with the blood test recognition rate can be as high as about 95%.
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NT examination does not need fasting, it is measured by B ultrasound means that the fetal neck is anechoic, and the thickest part of the transparent layer has nothing to do with fasting, so the NT examination does not need fasting, and you can go directly to the hospital for examination. NT tests are generally performed between 11 and 14 weeks of pregnancy, and the optimal time is 12 weeks plus 3 days of pregnancy. The NT test, also known as a posterior nuchal translucency scan, is an early rejection test used to evaluate the fetus for Down syndrome.
If the thickness of the fetal neck** on NT examination exceeds the standard value, it may be related to fetal chromosomal karyotype abnormalities as well as other structural abnormalities. The thicker the NT value, the greater the risk rate of developing fetal structural abnormalities and chromosomal abnormalities, and in addition to the risk of chromosomal abnormalities, the thickening of the nuchal zona pellucida in the fetus is also related to congenital heart disease. If the results of the NT test exceed the standard value, the diagnosis is confirmed by noninvasive DNA or amniocentesis.
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NT examination is to see whether the fetal skull is developing normally or not, excluding anencephaly, it is more important to detect the thickness of the subcutaneous fat at the back of the neck of the fetus, the more normal situation is about centimeters, if it is larger, it is recommended to do non-invasive DNA examination, or chromosome karyotype analysis, in order to prevent fetal development malformations. Before the examination, you can appropriately supplement some light food, which does not need to hold urine on an empty stomach, and there is no need to be too nervous.
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Yes, glucose tolerance must be on an empty stomach.
The doctor will give you a sugar water, and it will take about 10 minutes to test after drinking the sugar water.
A total of 3 tests are required.
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1. NT (posterior nuchal translucency scan) examination is a B-ultrasound examination item, which does not require blood testing, and eating and drinking will not affect the examination results, so there is no need to fasting before the examination.
2. Because the fetus is too small before 11 weeks of pregnancy to observe the posterior nuchal translucency, and after 14 weeks of pregnancy, due to the gradual development of the fetus, excess body fluid from the nuchal translucency may be absorbed, which will affect the test results, so it is best for pregnant women to do NT within 11-14 weeks of pregnancy to avoid inaccurate examination results.
3. It is best to make an appointment in advance, and you can start to make an appointment with the hospital before 11 weeks of pregnancy in order to schedule. Do not make an appointment after 13 weeks of pregnancy, so as not to queue for too long, and doing NT after the gestational week will affect the accuracy of the test result.
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The NT test does not require fasting, but the NT is an ultrasound test that does not require fasting.
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There is no need to fasting to do NT examination, NT examination is to do B ultrasound, screening the child's chromosomal malformations at about 12 weeks, B ultrasound can be taken through the abdomen after 12 weeks, and you can also take it without holding urine, because the uterus is now larger and there is amniotic fluid in it, so you don't need to hold urine to shine from the abdomen to the child's condition. There is no need to fast, not like the liver, gallbladder, pancreas, spleen, and kidney, color ultrasound does not need fasting, and the child does not need to be fasted for 12 weeks of B ultrasound, and there is no need to hold urine, just go to the B ultrasound room to do it. NT examination is generally done at 11-13 weeks, because at this time the fetus will have cervical translucency, there will be some lymphatic fluid accumulation, to measure the thickness of cervical translucency, the normal range is 3mm, 3mm is the high-risk group of trisomy 21, it is recommended to do non-invasive DNA or amniocentesis.
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In general, fasting is not required for NT examination. The examination is mainly carried out by color ultrasound. Eating has no effect on the test results.
It is recommended that you can go to the hospital for NT examination after 14 weeks of pregnancy. Because after 14 weeks of pregnancy, the nuchal translucency of the fetus begins to grow, and if there is no growth, it is not ruled out that the fetus may have malformations.
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Hello. The NT test is a large deformity, which mainly checks the thickness of the nuchal translucency of the fetus, which can diagnose chromosomal diseases at an early stage. The optimal time for NT examination is 11-13 weeks, and there is no need to fast.
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Hello, NT examination is generally done at 11-13+6 weeks of pregnancy, NT is to measure the thickness of the vaginal translucency of the fetal neck, mainly to preliminarily screen for fetal chromosomal abnormalities and mental abnormalities. It is recommended that you talk to your doctor about the examination. In addition, at 15-20 weeks of pregnancy, you need to do Down's screening to screen for fetal chromosomal abnormalities, and at 20-24 weeks, you need to do systematic color ultrasound to screen for fetal structural malformations, please go to a qualified hospital for preventive examination.
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Nuchal translucency (NT) is a screening method for congenital diseases in pregnant women, and ultrasound measures the nuchal translucency (NT value) of the fetus to assess whether the fetus is at risk of congenital diseases.
Normally, pregnant women do not need to be fasting before having an NT test, but there are a few things to keep in mind:
Diet: Pregnant women are advised to avoid eating heavy or indigestible foods before the NT test, so as not to affect the accuracy of the test results.
Urine: Pregnant women are advised to empty their bladder before the NT test and try to avoid drinking too much water to avoid excessive urine affecting the quality of the test.
Position: It is recommended that pregnant women remain in a flat or semi-recumbent position during the NT examination so that the doctor can better view the nuchal translucency of the fetus.
It is important to note that the NT test is only a screening method and does not determine whether the fetus has a congenital disorder, hypersuffocence. If the test results are abnormal, further tests and diagnoses are needed to confirm the health of the fetus.
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The NT test at 12 weeks of pregnancy is a color ultrasound examination, so it may be unaware that you need to fast. For the sake of your baby's health, it is recommended that you go to a regular public hospital on time for prenatal check-ups. Tung eggplant sleepy.
Hello, NT test is a cervical transparency test of the fetus, which is examined by B-ultrasound, and is often used for prenatal screening, which can diagnose chromosomal diseases early and detect fetal abnormalities caused by various reasons. >>>More
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Calculate. The specific requirements for fasting are that the night before the blood draw, the person who wants to have a physical examination should maintain the usual living habits, maintain a normal diet, and make the meals light, do not drink alcohol, coffee, strong tea, and rest well. After waking up the next morning, skip breakfast, drink less or no water, do not do morning exercise, and go to the hospital to wait for blood collection in a stable mood. >>>More
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Depending on the type of examination, if it is a normal examination, it should not be necessary to have an empty stomach.