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Doctor insights on: How Often Is Prenatal Screening Wrong

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How often is prenatal screening wrong?

How often is prenatal screening wrong?

Often if quad screen: Maternal serum screening with three (triple test) or quad (four markers), when combined with ultrasound (integrated screen) will detect about 88% of fetuses with down syndrome--however, there are many false positives (abnormal when fetus is normal) and even more false negatives (normal screen when fetus has down syndrome or another chromosome aberration. ...Read more

Dr. Tiffanie Noonan
1 doctor shared a insight

Screening (Definition)

Examples are: colonoscopy for colon polyp or cancer; mammograms for breast lesions or cancer; psa a blood test that could indicate enlargement of cancerous prostate tissue; blood sugar or hemoglobin a!c for diabetes. Many think that scanning the whole body will pick up a cancer--in all likelihood, it will not. There also is no good blood test, yet, ...Read more


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My prenatal screening results indicate I have afd. What does that mean?

My prenatal screening results indicate I have afd. What does that mean?

Afp: If you mean AFP, thrn low ago is associated with higher risk for Down syndrome. Your OB might do triple screening to confirm ...Read more

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What do you suggest if my prenatal screening results indicate at I have afd what is this?

? afd: Do you mean AFP? It can be elevated in neural tube defects ( like spina bifida). Many factors can increase an AFP ( like diabetes, race & weight). It's just a screening tool. It doesn't diagnose anything. Your OB will follow your pregnancy closely. I see healthy babies with mom's will elevated AFP all the time. Follow your OB's recommendations. He/she knows you and your baby. Best wishes. ...Read more

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If I wont have abortion, why should I do prenatal screening?

If I wont have abortion, why should I do prenatal screening?

Probably shouldn't: If you have strong and unchangeable objections to amniocentesis or pregnancy termination, then the information from a screen is of no benefit and you should refuse. It is a personal choice. ...Read more

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Is it necessary to do prenatal screening tests?

Maybe not: Prenatal testing is usually for the parents, peace of mind and intervention. There are a growing number of conditions that intervention can improve outcomes. More often parents are challenged with the ? Do i continue this preg? If you understand the risks and you know you would not terminate the preg, no matter what, you do not have to test. ...Read more

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What to do if i forgot to schedule my first prenatal screening for down syndrome?

What to do if i forgot to schedule my first prenatal screening for down syndrome?

Depends: If the outcome is important to you schedule it now. If not, you are accepting the level of information women had in the 1960's. ...Read more

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I forgot to schedule my first prenatal screening for down syndrome, should I be concerned?

Some skip it: The information is available to you and for your peace of mind. Some don't care to know and avoid it.I find it helpful to most in doing life planning. ...Read more

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Had prenatal screening done. Rubella came back at 1:16. What does that mean.

Had prenatal screening done. Rubella came back at 1:16. What does that mean.

Immune: When they tested your blood the could find the rubella antibody when they used 1 part blood with 16 parts of diluent. You are immune. This is good. ...Read more

Dr. Richard Roberts
53 doctors shared insights

Prenatal Screening (Definition)

Prenatal screening is the group of procedures used in pregnancy to look for diseases and genetic mutations in the fetus (baby inside Mom). Screening is usually done as early as practical in the pregnancy. Methods include testing the pregnant woman's blood, scanning the fetus with ultrasound, sampling the amniotic fluid ...Read more


Dr. Richard Roberts
56 doctors shared insights

Prenatal Testing (Definition)

Prenatal testing refers to any tests done during a pregnancy to diagnose a ...Read more