Lutz, FL

A 24-year-old female asked:

What is first trimester screening and maternal fetal medicine?

1 doctor answer • 2 doctors weighed in

Dr. Carol Majoranswered

Obstetrics and Gynecology 38 years experience

Prenatal screening: First trimester screening is a prenatal screening test for Trisomy 21 and Trisomy 18. It is done in the first 13 weeks of pregnancy and involves a blood test and an ultrasound. The ultrasound measures the thickness of the skin at the back of the fetal neck. The blood test measures certain hormones and proteins in the maternal blood. Maternal Fetal Medicine is study of high risk pregnancies.

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Dr. Dariush Saghafi

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Related questions

A 41-year-old member asked:

Can you tell me if a fetus is miscarried during the first trimester still need to be "birthed" out?

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A 26-year-old female asked:

I have taken only one dose of dayquil which contains Phenylephrine almost 30ml during my first trimester. I was 3 weeks and 3 days (fetal age) not gestational. My gestational age at that point would be 5 weeks and 3 days. Have I done harm to my baby?

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A 24-year-old female asked:

Can take Tylenol extra stenghth and Zofran everyday harm my unborn fetus in the first trimester?

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A 33-year-old female asked:

What does 'heart - ht/st left' mean on a first trimester scan report? Was found in the fetal anatomy section.

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A female asked:

I'm in my first trimester and have been taking soy protein. Is it safe or should I stop? Would it cause any harm to the fetus?

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Last updated Jan 14, 2015

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