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Doctor insights on: Conception Fertilisation

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Does fertilization finish before the conceive date of pregnancy?

Does fertilization finish before the conceive date of pregnancy?

Yes: Fertilization is conception. Therefore, a woman whose egg has finished being fertilized has finished conceiving. She has a one-celled "baby" which is just a fertilized egg. It splits into 2 cells, then 4 cells, then 8 cells, etc... No woman knows exactly when she conceives, in a natural pregnancy. How would she know? She can neither see it or feel it. Conception dates are therefore only estimates. ...Read more

Conception (Definition)

Conception is the union of an egg and sperm to form a zygote. The zygote is what ...Read more


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Can conception occur 3 days after ovulation?

Can conception occur 3 days after ovulation?

Probably not but: Your egg has a very short window from the time it is released when it can be fertilized. If you are 100% certain that you did not ovulate it would be just about impossible after 3 days, but it is very difficult to determine exactly when ovulation actually occurs. ...Read more

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In vitro fertilization= test tube or turkey baster baby?

In vitro fertilization= test tube or turkey baster baby?

IVF/IUI: (grin) if i understand the question, ivf is a 'test-tube baby' rather than a 'turkey-baster' baby. 'turkey-baster' describes (more or less) intrauterine insemination/iui. Happy thanskgiving! ...Read more

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Confused about late ovulation & conception timing?

Confused about late ovulation & conception timing?

Timing: The best time to try is around the time of ovulation, or best shortly before. For most this is around mid-cycle, women with irregular cycles are harder to pinpoint. Counting cycle days, following temperatures, home opk are often helpful. Do you think you have a clear idea around when you ovulate? Is that based on opk, counting days, or another method? ...Read more

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Can early stage pregnant woman take pregnacare conception?

Can early stage pregnant woman take pregnacare conception?

Yes: I looked at the website and the ingredients are all safe for early pregnancy. ...Read more

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7 days after frozen embryo transfer, pregnancy test?

7 days after frozen embryo transfer, pregnancy test?

No!: That's too early for a reliable test, ask your ivf doctor when he/she wants the test. ...Read more

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Ultrasound says february 7th as conception date. When us my conception window for fertility?

Ultrasound says february 7th as conception date. When us my conception window for fertility?

More info Please!: Would help to know how far along your pregnancy was when you had the sono? What was the first day of your last menstrual period (lmp)? Are you asking during what period of time you could have conceived or when sexual relations could have resulted in your pregnancy? ...Read more

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What is conception date in pregnancy if ivf?

IVF: In ivf your actual conception date is the date the oocytes were retrieved and fertilized. In spite of this, for your OB purposes your dates will be calulated from a theoretical last menstrual period, as if you had gotten pregnant naturally. ...Read more

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Ivf due date calculator 3 day transfer?

Due date: First take the date of egg retrieval and add 14 days. From that date you can plug it in an internet pregnancy calculator for your due date. ...Read more

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Does embryo implant two days after fertilization?

Does embryo implant two days after fertilization?

No: The embryo usually implants about a week or so after fertilization, when it reaches the blastocyst stage. ...Read more

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Can conception occur after ovulation ?

Can conception occur after ovulation ?

Yes: In order for conception to occur, the egg already must be released, which is ovulation. Now most of the time even when ovulation occurs the sperm does not fertilize the egg. ...Read more

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Can you conceive twins after twin miscarriage?

Can you conceive twins after twin miscarriage?

Yes: There is no relaationships between the two. Twins are related to the eggs or fertility treatment and one pregnancy is really independant of another. ...Read more

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How to calculate due date from conception date if positive ovulation test?

How to calculate due date from conception date if positive ovulation test?

U are due: 38 weeks from the conception date, your OB can show you on your ob's pregnancy wheel, and I am sure your OB will get an ultrasound for dating and viablity also. ...Read more

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Does sperm live in fertile mucus until your ovulation date?

Does sperm live in fertile mucus until your ovulation date?

Depends : Once deposited the sperm will exhaust the energy they have on hand to complete fertilization within 48-72 hours +/-. If a ripe egg is encountered along the way, fertilization can occur. If not, the material is shed or absorbed by the body. ...Read more

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Can conception occur 4 days after ovulation?

Can conception occur 4 days after ovulation?

It could possibly: But probably not as the egg can usually only survive for 48 hrs the sperm can survive for 3-4 days. ...Read more

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Can conception occur from sex 4/5 days before ovulation?

Can conception occur from sex 4/5 days before ovulation?

Possible: Theoretically, sperm can survive for 5 days. The question is, when exactly did you ovulate and how can you know that? ...Read more

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How many days after fertilization does the fertilized egg become a blastocyst? Then embryo? What implants-the blastocyst or embryo?

How many days after fertilization does the fertilized egg become a blastocyst? Then embryo? What implants-the blastocyst or embryo?

The process: As the fertilized egg divides, it is first known as a morula. Approximately 5 days from first fertilization it forms into a hollow ball known as a blastocyst. This blastocyst implants and begins to sort itself out into different layers--the inner group becomes the embryo and the outer layer will work to nourish and protect. At approximately 6-7 weeks from time of fertilization, an embryo begins. ...Read more