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Doctor insights on: Process Of Fertilization And Implantation

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How long is the total process of fertilization, implantation and enough hCG to be detected in urine pregnancy test?

How long is the total process of fertilization, implantation and enough hCG to be detected in urine pregnancy test?

10-14 days: Fertilization is quick, from 0-3 days. Add 5-7 days for the newly fertilized egg to wander it's way to a nice spot on the lining. Implantation starts and within 1-3 days, HCG will be detected in the urine. The result will be positive earlier if first morning urine is used. It will take longer if the test is done after a woman has been drinking a lot of fluids. ...Read more

Implantation (Definition)

One common meaning refers to the process by which an embryo attaches to the uterus of a woman so that she is pregnant. Many think of it as 'sticking.' implantation in humans always occurs when the embryo is between 6-7 days old. A very popular concept on the internet now in 2012, 'implantation bleeding, ' is speculative ...Read more

Dr. Michael Swor
Board Certified, Gynecology
34 years in practice
3.0M people helped
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Dr. Michael Swor
Board Certified, Gynecology
34 years in practice
3.0M people helped
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What is the embryo doing from time of fertilization to implantation?

What is the embryo doing from time of fertilization to implantation?

Floating & growing.: The embryo floats down the fallopian tube and enters the uterus where it will implant itself in the uterine wall and establish a blood supply to the mother for further nourisment to continue its development. While floating through the fallopian tube, it has enough nourishment inherent in the egg to divide and grow. ...Read more

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Is it true that the copper IUD allows fertilization but not implantation?

Is it true that the copper IUD allows fertilization but not implantation?

No: Both types of iud change the environment in the tube (where fertilization takes place) so fertilization doesn't occur. ...Read more

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Fertilization, implantation, gestation, what are these?

Fertilization, implantation, gestation, what are these?

Definitions: Fertilization refers to sperm getting inside the egg and their DNA mixing to form an embryo. Implantation is when that embryo burrows into the wall of the uterus. Gestation refers to a pregnancy. ...Read more

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Can ecp also stop fertilization or implantation when took after sex on ovulation day?

Can ecp also stop fertilization or implantation when took after sex on ovulation day?

Yes that's the idea: The idea is to stop ovulation or delay it.so condoms or resume pill use if you skipped is the appropriate thing to do. ...Read more

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How long after fertilization does implantation happen? Had unprotected sex dec.14th & 15(ovualtion day)i have a little blood could it be implantation

How long after fertilization does implantation happen? Had unprotected sex dec.14th & 15(ovualtion day)i have a little blood could it be implantation

6-7 days, but...: Implantation always happens 6-7 days after fertilization, 'implantation bleeding' is mostly a pop myth and usually doesn't happen. ...Read more

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Is it true that small traces of hCG are produced after fertilization? Could a pregnant test pick this up, or only after implantation?

Possibly: Hcg is produced after fertilization. There is a "threshold" where a pregnancy test becomes positive. Most pregnancy tests state that they can be used right around the time of your missed period. To avoid any confusion or disappointment, it's best to wait at least that long. ...Read more

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Please help! quantitative hCG at 5/6 DPO was <1.0, am i out this month or do I wait for implantation? I thought u produce hCG upon fertilization?

Wait: Hcg is not detectable reliably until around 10-12 days after ovulation, so wait a bit longer. There's craziness all over the internet about detecting HCG early, it's wrong. ...Read more

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Dr. Michael Swor
Board Certified, Gynecology
34 years in practice
3.0M people helped
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