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Doctor insights on: Quantitative Blood Test For Pregnancy

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Dr. Marvin Ott
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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Hcg 50 positive blood test two negative urine please help.

Hcg 50 positive blood test two negative urine please help.

Recheck blood: You need to have the blood levels checked again. You expect the level to about double in 2 days with a normal pregnancy. ...Read more

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Is pregnancy test from blood accurate?

Is pregnancy test from blood accurate?

Pregnancy Testing: Yes, if performed after an appropriate length of time after possible conception. ...Read more

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Quantitative blood test for hcg, what is this?

Quantitative blood test for hcg, what is this?

Human Chorionic Gonadotropin: This test comes in two varieties, one a purely "qualitative" one that is intended to detect pregnancy, and a second quantitative one that provides a number, and thus can detect more subtle abnormalities of production either by the fetus, or a tumor. ...Read more

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Home pregnancy test was positive but blood hCG came back negative. Ob perform a blood test again. Hcg 750 progesterone 21. Why first hCG was negative?

Home pregnancy test was positive but blood hCG came back negative. Ob perform a blood test again. Hcg 750 progesterone 21. Why first hCG was negative?

Lab error: Presuming the first blood pregnancy test was close to the second, one of them had to be a lab error, probably the first one that was negative. If there is any question about the health of the pregnancy, your doctor can follow the bhcg level to see if it is rising appropriately and obtain an ultrasound when the level is high enough.For more info www.Askyourgynecologist.Org. ...Read more

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Positive blood serum pregnancy test June 27. Urine tests still neg. should I be concerned?

Positive blood serum pregnancy test June 27.  Urine tests still neg.  should I be concerned?

June 27? today 6/22: I think you meant 6/17? Serum pregnancy test can detect pregnancy quite a bit earlier than the urine test can... if you tested positive on 6/17 with serum, the urine test should be coming soon.. any question/concern, consult doc. Good luck. ...Read more

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Difference between home pregnancy test and pregnancy blood test?

Difference between home pregnancy test and pregnancy blood test?

Blood more sensitive: A blood test is more sensitive and can pick up a pregnancy earlier. A blood test can also quantify the amount of bhcg the hormone released when a woman is pregnant. Both tests are positive when bhcg is present. ...Read more

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Can decidual bleeding make a blood pregnancy test negative.

Can decidual bleeding make a blood pregnancy test negative.

No: The term decidual bleeding is a very imprecise term to describe first-trimester bleeding due to shedding endometrial fragments. Like it's "cousin" implantation bleeding, these terms are very loosely defined and don't really mean much that is useful. If you are pregnant a test will be positive, regardless. ...Read more

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What are quantitative hCG blood tests?

What are quantitative hCG blood tests?

Hormone test: Human chorionic gonadotrophic hormone is generally increased in pregnancy and serves as the basis of pregnancy tests. Quantitative HCG tests also provide information about the health of the placenta. High HCG levels are also seen in some tumors of the ovary and testes. ...Read more

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Can blood ir pregnancy test detect one week pregnancy?

Nature: No. Remember your health class. A new fetus is not connected to a mother until it is big enough to have blood cells and chemicals that the mothers body can detect. This is about ten to fourteen days after conception. Only then can a pregnancy test work. ...Read more

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Does period blood test positive for drugs?

Does period blood test positive for drugs?

Possibly: If you have drugs in your system it could test +. ...Read more

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White discharge, itchy vagina, almost fever, frequent urination. False quantitative pregnancy blood test. Could it be pregnancy or is it infection?

White discharge, itchy vagina, almost fever, frequent urination. False quantitative pregnancy blood test. Could it be pregnancy or is it infection?

Vaginal irritation: The itching and white discharge are consistent with a yeast infection. Frequent urination can indicate diabetes. Fever can indicate UTI or other pelvic infection. Discharge can mean a vaginal infection like gonorrhea, chlamydia, trichomoniasis or gardnerella. You need to consult your doctor for further testing. All can be treated with medication. Refrain from sexual activities until evaluated. ...Read more

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Negative quantitative blood pregnancy test 2 days before period. And 13 DPO and 12 days after intercourse.

Negative quantitative blood pregnancy test 2 days before period. And 13 DPO and 12 days after intercourse.

Yes: Please repeat your pregnancy test after you miss a period. Patience will bring accuracy. Do not do pregnancy test so early. You will have false negative tests. Good Luck ...Read more

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I was 5 days late on my period and took a quantitative blood pregnancy test and got 2, 951.3 hcg...What does this mean?

Pregnant: The HCG level is consistent with being pregnant. Please follow-up with your doctor to ensure you get ante-natal care for the sake of your and your baby's health. ...Read more

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Do I need to repeat quantitative beta HCG blood test if I get <0.1mIU/ml at 5 weeks after intercourse?Or can I rule pregnancy out?

Do I need to repeat quantitative beta HCG blood test if I get <0.1mIU/ml at 5 weeks after intercourse?Or can I rule pregnancy out?

If 5 weeks after sex: Pregnancy tests are very accurate and not affected by foods, herbs, common illnesses, sexually transmitted diseases, vaginal spotting, or medications. A urine test gives a reliable result 3 weeks after last sex or 1 week after missing a period. A blood test should be positive a few days or a week earlier than that, but one need not do a blood test. Urine tests are very accurate and cheap to do. ...Read more

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I'm nearly 5 weeks pregnant, I got my quantitative blood test back today all normal my hgc level is 1,078 would this mean a healthy uterus pregnancy?

I'm nearly 5 weeks pregnant, I got my quantitative blood test back today all normal my hgc level is 1,078 would this mean a healthy uterus pregnancy?

Recheck: your doctor will be unlikely to be able to detect a intrauterine pregnancy at a hCG level less than 1500. you should plan to get another lab draw and ultrasound in 48 hours, with the expectation that your HCG level will double. During this time we can't be sure of where your pregnancy is and so if you have severe pain or bleeding, please see a doctor immediately. Best of luck. ...Read more

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How much blood is needed to get a blood test for pregnancy?

How much blood is needed to get a blood test for pregnancy?

About 1.0 ml: A usual tube contains about 5 ml which is more than enough for the test. ...Read more

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The blood test for pregnancy can detect in 1 week pregnant?

Likely: A blood test can generally detect elevated beta HCG levels a week after conception. See this site for more information. http://www.webmd.com/baby/guide/pregnancy-tests. ...Read more

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How quickly will i get the results back on a blood test for pregnancy?

Pregnancy tests: Usually are done within a day or two. A very detectable compound in the blood. ...Read more

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Hi I took a blood test for pregnancy and don't know how to read the results where it says results it has a 67 am I looking in the right place?

Hi I took a blood test for pregnancy and don't know how to read the results where it says results it has a 67 am I looking in the right place?

Package insert &: You may wish to do a urine test. Please read the package insert carefully. Repeat the test using first morning urine and follow the instructions carefully. Only do the test if you missed your period by 4-5 days. If that does not help, you may need to get a blood test for HCG level from a laboratory. If you do not wish to be pregnant, use contraception all the time, every time. You may consider implanted contraceptive, or IUD. Practice safe sex. Get HPV vaccine. ...Read more

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I took a blood test for pregnancy and it was negative could it be possible that it was too early to detect it ?

Yes: These are generally more accurate than the urine test as they pick up pregnancy a bit earlier. However, the embryo must attach to the inside of the uterus and start making the chemicals that turn the test positive. You could have tested a day more more before this is ready. ...Read more