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Doctor insights on: 18 Week Ultrasound Scan In Pregnancy

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Dr. Michael Gabor
2,193 doctors shared insights

Sonogram (Definition)

An ultraound, also known as a sonogram, is a painless and relatively inexpensive imaging test that utilizes sound waves instead of ionizing radiation. There are no side effects. Ultrasound can give us two-dimensional, and in some applications three-dimensional, images of structures and organs in virtually any part of the body. In addition to diagnostic uses, such as evaluating abnormalities in the abdomen, pelvis, and breast, ultrasounds are commonly used to guide needle and catheter placement in a variety of surgical ...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

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Is having ultrasound scan twice or thrice in 8th month of pregnency harmful for baby and mother? Can it lead to premature delivery?

Is having ultrasound scan twice or thrice in 8th month of pregnency harmful for baby and mother? Can it lead to premature delivery?

No: This technoloogy has been evaluated over the years and found to be harmless to a developing fetus.There is no proven linkage to premature labor or premature birth. ...Read more

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Can i see if im pregnant by ultra sound scan just after 10 days of having sex??? as im feeling im having many pregnancy symptoms!!

Can i see if im pregnant by ultra sound scan just after 10 days of having sex??? as im feeling im having many pregnancy symptoms!!

No.: At 10 days the embryo is just a tiny collection of cells beginning to implant in the uterine wall. At 2-3 weeks thickening of the endometrium might be seen on transvaginal ultrasound. Occasionally a tiny gestation sac might be seen. After 4 weeks an intrauterine gestational sac is usually seen with heartbeat expected between 5 and 7.5 weeks. For earliest pregnancy test, use a serum pregnancy test ...Read more

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How long would it take your gp doctor to organise a ultra sound scan for an ectopic pregnancy? Would an ectopic pregnancy be picked up in a test?

How long would it take your gp doctor to organise a ultra sound scan for an ectopic pregnancy? Would an ectopic pregnancy be picked up in a test?

Immediately: If there is a suspicion of an ectopic pregnancy, an ultrasound should be ordered immediately and done the same day. This is considered a medical emergency. ...Read more

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How common are partial molar pregnancies among Caucasians? Can they be picked up on a an ultrasound at 5 weeks gestation? Possible signs?

How common are partial molar pregnancies among Caucasians? Can they be picked up on a an ultrasound at 5 weeks gestation? Possible signs?

1:1500: The incidence of a molar pregnancy is about 1 in 1500. If you've previously had a molar pregnancy, its about 1 in 150. In early pregnancy, the symptoms are much the same as a normal pregnancy. Sometimes you can have spotting or more severe nausea and vomiting. U/S at 5 weeks is not always reliable for ruling out molar pregnancy. Best wishes! ...Read more

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Is it ok to have ultrasound free pregnancies?I heard ultrasound can harm unborn children.

Is it ok to have ultrasound free pregnancies?I heard ultrasound can harm unborn children.

Yes: Certainly, you can request not to have any ultrasounds during your pregnancy. However, ultrasound has been used for decades and there are no known consistent health risks to a developing fetus. They are safe. Ultrasound is an easy way to look for potential health issues which may be addressed before delivery, or at least can be anticipated for intervention after delivery. Trust your ob. ...Read more

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How many vaginal ultrasounds do most women receive in pregnancy and at which weeks of pregnancy do u have them?

How many vaginal ultrasounds do most women receive in pregnancy and at which weeks of pregnancy do u have them?

Depends: Sometimes a very early vaginal ultrasound is done to asses for a fetal heart beat and a follow up is needed to accurately date. If all is normal you may not need a additional tv ultrasound. ...Read more

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Ultrasounds in the first 4 to 6 weeks of pregnancy can only have a error of 3 to 5 days?

Ultrasounds in the first 4 to 6 weeks of pregnancy can only have a error of 3 to 5 days?

very accurate: If done properly the first trimester ultrasound measuring the actual embryo length is the most accurate dating method. ...Read more

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Dr. Suzanne Galli
4 doctors shared insights

Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more