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Doctor insights on: Abdominal Ultrasound During Pregnancy

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Are abdominal ultrasounds as accurate for dating as vaginal around 11 weeks of pregnancy? What is the margin of error for abdominal at this gestation?

Are abdominal ultrasounds as accurate for dating as vaginal around 11 weeks of pregnancy? What is the margin of error for abdominal at this gestation?

Yes, if...: An abdominal ultrasound at 11 weeks is just as accurate for dating as vaginal (+\- 1 wk) if the image quality is good. You can see early fetal anatomy much better vaginally though. ...Read more

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Dr. Michael Gabor
2,155 doctors shared insights

Sonogram (Definition)

The sonogram is a test that looks at body organs with no radiation. It uses sound waves and can give us a 2 dimensional view of organs such as the kidney, liver, heart, and lungs. It can define spaces that are either solid or full of fluid. I can also guide large needles into an organ or near the spine, and can help define the area being cut open. Its a ...Read more


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How accurate is an abdominal ultrasound at 10-11 weeks pregnant? Is there a difference in accuracy of vaginal or abdominal at this stage in pregnancy?

How accurate is an abdominal ultrasound at 10-11 weeks pregnant? Is there a difference in accuracy of vaginal or abdominal at this stage in pregnancy?

Very accurate: Goose: the transabdominal ultrasound is very accurate at that gestational age. The transvaginal is typically done early on in pregnancy to better see the fetal pole and heartbeat. By 10-11 weeks, the pole should be easily seen transabdominally and there should definitely be a heartbeat. ...Read more

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Neg blood test. Pregnancy symptoms since sep. Had transvag & abdominal ultrasound, found fibroids. Baby kicking and moving to sound. What to do next?

Neg blood test. Pregnancy symptoms since sep. Had transvag & abdominal ultrasound, found fibroids. Baby kicking and moving to sound. What to do next?

You are not pregnant: The serum (blood) HCG is very sensitive test. If it is negative and the ultrasound is negative, y9ou are not pregnant. You have fibroids and they can be treated several ways. Talk with your gynecologist about your options. ...Read more

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Are abdominal ultrasounds just as accurate at dating pregnancies at 8 weeks as transvaginal?

Are abdominal ultrasounds just as accurate at dating pregnancies at 8 weeks as transvaginal?

Transvag better: Generally, transvag more accurate as you can get better views (usually). But if thin patient, experienced operator of the ultrasound and good views it can be very accurate. Best of luck. Dr R ...Read more

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I'm not exactly sure how far I am into my pregnancy, but my b-hcg is at 2600 and my doctor believes I am pregnant in my abdomen. I've done 5 ultrasounds and there is no sign of pregnancy. Any suggestions?

I'm not exactly sure how far I am into my pregnancy, but my b-hcg is at 2600 and my doctor believes I am pregnant in my abdomen. I've done 5 ultrasounds and there is no sign of pregnancy. Any suggestions?

More info: When was your lmp? Have you had any vaginal bleeding? Over what period of time were these ultrasounds done? Have there been any other HCG levels drawn? If so, what were their levels? A pregnancy in the uterus should be seen on a transvaginal scan if the level is above 1500miu. If there was bleeding and you miscarried HCG could still be up without a visible pregnancy. ...Read more

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Abdominal ultra sound scan done at 4 weeks of then unknown pregnancy. Does it affect the baby?

Abdominal ultra sound scan done at 4 weeks of then unknown pregnancy. Does it affect the baby?

No: Ultrasounds are routinely done during pregnancy, often multiple times.Studies have shown no negative effects on the developing fetus. ...Read more

Dr. Louis Gallia
11 doctors shared insights

Pregnancy (Definition)

If you're pregnant or planning to get pregnant, there are many things you can do to give your baby a healthy start: Regular prenatal visits along with laboratory testing, ultrasounds, prenatal vitamins and immunizations (like the flu shot and whopping cough booster). Now's the time to eat healthy, stay hydrated, and ...Read more


Abdominal Ultrasound (Definition)

Abdominal ultrasound is also known as Ultrasound of Abdomen. An abdominal ultrasound will reveal the position of the baby and determine if the baby is presenting head first (normal presentation) or ...Read more