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Doctor insights on: Are Blood Tests For Pregnancy Always Accurate

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Are blood tests for pregnancy always accurate?

Are blood tests for pregnancy always accurate?

Depends on gest age: The blood pregnancy test or beta HCG is very sensitive and specific. The hormone is produced only by a developing human pregnancy. However, one result is only a snapshot. A very early pregnancy could be normal, not normal or possibly an ectopic pregnancy. Sometimes it is necessary to check the levels over several days to discern how the pregnancy is going. ...Read more

Dr. Milton Alvis Jr
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


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How accurate are blood tests for hypothyroidism in pregnancy?

How accurate are blood tests for hypothyroidism in pregnancy?

T4 higher: Tsh is usually unaffected, however, serum levels of T4 are higher during pregnancy than during non-pregnant state. In combination, these tests are accurate during pregnancy. ...Read more

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How accurate are HCG pregnancy hormone blood tests at what would be 15 weeks?

How accurate are HCG pregnancy hormone  blood tests at what would be 15 weeks?

Accuracy in what way: At 15 weeks any pregnancy test would show positive if you were pregnant. The quantitative number, however, would not be very precise about just how pregnant you are. An ultrasound would be better for dating. ...Read more

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Are blood tests for pregnancy done at the gyno?

Serum HCG's can: Often be drawn at the doctor's clinic or at a lab. ...Read more

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Do regular blood tests show pregnancy?

Do regular blood tests show pregnancy?

No: 'routine' blood tests as from a scheduled physical examination test for basic electrolyte levels (sodium, potassium, calcium, chlorides, etc), blood counts (how many red and white cells, level of hemoglobin, etc) and perhaps certain enzyme levels. They do not routinely include the hormone indicative of pregnancy, human Chorionic Gonadotropin (hcg). Tests for this must be ordered separately. ...Read more

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Which blood tests are necessary in pregnancy?

Which blood tests are necessary in pregnancy?

OB labs: Depends on the doc. I get blood type and antibody screen. Complete blood count. Hepb, c. Hiv. Rubella. Syphilis. Cystic fibrosis or sickle cell screen. Glucose tolerance test. Additionally, i get a urine culture, gonorrhea/chlamydia test, pap smear (if due)... These aren't blood tests but part of most OB lab panels. ...Read more

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What blood tests should I have during pregnancy?

What blood tests should I have during pregnancy?

Depends on risks.: First trimester blood work includes: blood count, blood type, exposure to hiv, syphilis, hepatitis b, immunity to rubella, pap smear and cultures for gc & chlamydia in the second trimester, screening for anemia and gestational diabetes. In the third trimester, a second screen for hiv, syphilis and a vaginal culture for group b strep. Additional testing may be offered depending on risk factors. ...Read more

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Blood Tests (Definition)

Blood is usually drawn from your ...Read more