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Doctor insights on: When Does Implantation Occur After Embryo Transfer

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When does implantation happen after embryo transfer?

When does implantation happen after embryo transfer?

6-to-7 days old: A fertilized egg/embryo always implants in the uterus when it is between 6-to-7 days old. ...Read more

Dr. Michael Traub
163 doctors shared insights

Embryo Transfer (Definition)

Embryo transfer (also et, set. Fet, etc) refers to placing one or more human embryo(s) (multi-cell or blastocyst) into the uterus of a woman trying to become pregnant. Et is the final step in an ivf cycle, and is done in some other circumstances as well. It is extremely safe, mostly comfortable, and usually not technically difficult. Experts agree on its importance, but ...Read more


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What are the causes for failed embryo implantation after embryo transfer?

What are the causes for failed embryo implantation after embryo transfer?

Probabilities: A high proportion of natural embryos do not implant, the same is true for IVF/embryo transfer. Rates improve with pre-screening of the developing embryos, and with younger age of donor (40 have similar rates with donor eggs, very low rates with their own eggs. ...Read more

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What can effect embryo implantation after embryo transfer? What can cause it to fail?

What can effect embryo implantation after embryo transfer? 
What can cause it to fail?

Uterus: The implantation of an embryo is very fragile and complicated process. This can be disrupted by many things including hormonal imbalance, trauma, and even stress. Often times, some of these things are out of our control and no fault of our own. ...Read more

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Could I have implantation bleeding at 6 days post embryo transfer?

Could I have implantation bleeding at 6 days post embryo transfer?

Possibly: Bleeding post transfer can be caused by a friable, or cervix thats bleed easy, a small bleed behind the gestational sac, following intercourse, the loss of a twin and/or signs of an early miscarriage or a difficult et. If you have any bleeding, contact your doctor immediately. And remember, it may not be a bad sign. Probably would consider starting Progesterone to help quiet the uterus. ...Read more

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Why do I bleed a few days after embryo transfer?

Why do I bleed a few days after embryo transfer?

Bleeding: It may be related to the transfer but i would let your doctor know since it may not be normal. ...Read more

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Bleeding on day 11 after embryo transfer. Should i be worried?

Bleeding on day 11 after embryo transfer. Should i be worried?

Possibly: Although up to 23% of women can bleed in early pregnancy, bleeding 11 days after embryo transfer may indicate that the transfer was not successul and you are not pregnant and/or an early sign of a miscarriage or what is called a biochemical pregnancy. You should get a blood HCG level to help determine what is going on. Failed implantation and/or miscarriages are more common as women get older. ...Read more

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Should i be taking antihistamine after embryo transfer?

Should i be taking antihistamine after embryo transfer?

Probably not: There is no significant data to suggest that they would be beneficial to improving success rates. Good luck. ...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


Embryo (Definition)

An embryo is a developing human being from between 1- ...Read more