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Doctor insights on: Negative Blood Test After Ivf

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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

Dr. Patricia Foster
3 doctors shared insights

Ivf (Definition)

In vitro fertilization is an assisted reproductive technology. Ivf is a procedure used to treat fertility problems and assist with the conception of a child. During ivf mature eggs are retrieved from the ovaries and fertilized by sperm in a lab. A few days later, the fertilized egg (embryo) or eggs are implanted into the uterus. One cycle of in vitro fertilization ...Read more


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Faint positive home test, day period was due. Negative doctors test.(waiting for blood test) brown tacky spotting after test. Is this normal?

Faint positive home test, day period was due. Negative doctors test.(waiting for blood test) brown tacky spotting after test. Is this normal?

Discharge: Early pregnancy may cause faint positive or negative test. Serum test will tell for sure. Spotting may be implantation bleeding if indeed pregnant, but may evolve into a regular period if not pregnant. ...Read more

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15 days past iui. Negative home pregnancy test and negative blood test. Can i still be pregnant?

15 days past iui. Negative home pregnancy test and negative blood test. Can i still be pregnant?

Yes: It might just be slightly too early to check. Check again over the next few days, and if you still do not get a period, then call your fertility doctor. ...Read more

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Negative blood test after embryo transfer could i still be pregnant?

Negative blood test after embryo transfer could i still be pregnant?

Depends: Depends on when you did the pregnancy test. Doing the pregnancy test too early can give you false negative results. Ask your doctor when is the best time to test. For ivf pregnancy tests should typically be positive about 14-16 days after retrieval. ...Read more

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Got a positive ovulation test on 26th feb. Then after 16dpo, pregnant test negative, and again a positive ovulation test . ?

Got a positive ovulation test on 26th feb. Then after 16dpo, pregnant test negative, and again a positive ovulation test . ?

Normal?: It is more important that you had a positive surge of lh (the hormone detected by the kit) at mid-cycle. I would suggest that you also take note of any other symptoms (cramping / cervical discharge) that you might notice. Yes there is a surge of lh around ovulation, but there is also a slight rise back to baseline at about day 26-28 that the test might be detecting. ...Read more

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8 days still no periods. Negative home pregnancy tests . Could it show positive on blood test?

8 days still no periods. Negative home pregnancy tests . Could it show positive on blood test?

Possibly. : It can also be due to not ovulating this cycle and therefore not getting a period on time. ...Read more

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Faint positive hpt w/ first morn urine, neg dr. Urine test later that day, blood test came back post. Why was drs urine test neg? Early testing?

Pregnancy tests: Blood tests are more sensitive than urine tests, especially in early pregnancy. First morning urine is usually more concentrated than urine produced later in the day. Eating and drinking can dilute the urine enough to cause a false-negative result. That is why the blood test is done for confirmation. ...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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Fertility 10 days after ovulation to early to test negative pregnancy test.

Fertility 10 days after ovulation to early to test negative pregnancy test.

Pregnancy Testing: Yes. Of course. Especially if you have not missed a period yet. ...Read more

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Preg test positive but blood test negative missed period?

Preg test positive but blood test negative missed period?

Timing: It is possible that the urine pregnancy test detected HCG that was in the urine even as a pregnancy was failing (impending miscarriage) but by the time a blood test was done, the miscarriage had already occurred and the levels of the HCG pregnancy hormone were cleared. Alternatively, it could have just been a false (+) urine pregnancy test. ...Read more

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Likelihood of blood test showing pregnant tomorrow after month and a half missed period & multiple negative home preg tests?

Likelihood of blood test showing pregnant tomorrow after month and a half missed period & multiple negative home preg tests?

You tell me!: Did you do the tests correctly? How often/when in your cycle did you have sexual encounters? Have you been using any sort of birth control? Irregular or missed periods/cycles in the past? When did you perform the tests in relationship to missed period? There are many more questions I could ask to help determine that "likelihood". Don't have unprotected sex if you don't know how these affect you ...Read more

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How soon after ovulation blood progesterone test can came positive?

How soon after ovulation blood progesterone test can came  positive?

7 days : When you test a Progesterone level after ovualtion timing is important. You want to draw the blood 7 days after ovulation when the Progesterone is at its peak. ...Read more

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Home pregnacy test posirive.( first response.) dr. Urine pregnacy test negative. But no period. Last period nov 17, 2013?

Home pregnacy test posirive.( first response.) dr. Urine pregnacy test negative.  But no period.  Last period nov 17, 2013?

Defer to your Doctor: Health tap is not a place to pit our anonymous advice against the professional there in person taking care of you. What did your doctor tell you about these results? Did they offer you a blood test? And as an aside on december 16, 2013, with an lmp of 11/17/2013 it surely seems early to be testing. ...Read more

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Took 3 pregnancy test. All positive. After urine, red blood and some blood clots. Took another test after, still positive. Please help. First pregnant?

Took 3 pregnancy test. All positive. After urine, red blood and some blood clots. Took another test after, still positive. Please help. First pregnant?

Wait and see: If you continue to have bleeding, see your doctor for a possible blood test to check on pregnancy. Sometimes in early pregnancy, bleeding can be from having sex. If it becomes like a heavy period, it could be a miscarriage. ...Read more

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An early negative blood test but two positive urine tests weeks later. What should I do?

An early negative blood test but two positive urine tests weeks later. What should I do?

Need to see doctor: 2 positive pregnancy tests are pretty good evidence. You need to see your ob/gyn and have blood test and sonogram ordered. ...Read more