can ivf give you twins?
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It's rare for IVF patients to bluntly request twins, and few ask for triplets or more, but many mention a desire for twins, IVF doctors tell WebMD. That happens "all the time," says Mark Perloe, MD, medical director of Georgia Reproductive Specialists in Atlanta.
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Every mature sized follicle could release an egg, and that egg could become fertilized. If you have two follicles, you could conceive twins.
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There are two ways that a woman may conceive twins. In one case, her ovaries release two eggs at the time of ovulation, and both are fertilized and become embryos; this results in fraternal, or nonidentical, twins.
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Only one ovulation can happen per cycle. You can, however, ovulate two (or more) eggs at the same time. When this happens, there is the potential to conceive fraternal (non-identical) twins if both eggs are fertilized. But having two separate eggs released at different times within the same cycle doesn't happen.
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All pregnant women have the same chance of having identical twins: about 1 in 250. Identical twins do not run in families. ... older mothers are more likely to have non-identical twins because they're more likely to release more than 1 egg during ovulation.
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There are two ways that a woman may conceive twins. In one case, her ovaries release two eggs at the time of ovulation, and both are fertilized and become embryos; this results in fraternal, or nonidentical, twins. In contrast, identical twins are conceived when one embryo splits into two early in its development.
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Having identical twins is not genetic. ... However, for a given pregnancy, only the mother's genetics matter. Fraternal twins happen when two eggs are simultaneously fertilized instead of just one. A father's genes can't make a woman release two eggs.
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Chances of Having Identical Twins According to one study, identical twins made up 0.95% of the pregnancies conceived with treatment. ... It's unclear why fertility treatment leads to more identical twins. One theory is that the culture embryos are placed in during IVF increases the risk of identical twinning.
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Identical twins or triplets occur with the fertilization of a single egg that later divides into two or three identical embryos. Identical twins or triplets have the same genetic identity, are always the same sex, and look almost exactly the same.
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Identical twins are either both male or both female so cannot conceive a child together except by some dramatic genetic engineering. Even if two female identical twins had children by the same father their children would not be completely genetically identical.
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Typically one or two embryos are inserted into a woman's uterus during one round of IVF. Even then, the patient has about a 60 percent chance of getting pregnant at all. But both embryos had split in Miranda's uterus to create two sets of identical twins.
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Twins. Twins have been available in the Sims series for a long time. This feature allows you to create or give birth to identical sims, that don't necessarily need to have the same traits or aspirations. If your sim has twins or triplets, you'll magically receive additional bassinets.
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Twins Can Be Conceived at Different Times If an egg is fertilized by sperm from one man, and then another egg is fertilized by sperm from another man, the result is fraternal twins with different fathers. This phenomenon is called superfecundation.
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2﻿ In contrast, one 2003 study found that women who underwent IVF and got pregnant with a single child miscarried almost 22% of the time, a slightly elevated risk of miscarriage for women who use IVF and get pregnant with a single embryo.
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With IVF treatments, twins have basically become the new norm—46 percent of IVF births are multiples, mostly twins. But now fertility experts want to change that. The new goal: single births, even when using IVF.
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Multiple births can develop through in vitro fertilization when more than one embryo is put back into the mother's womb. Identical twins can develop even when only one embryo is put back into the womb. Click here to learn exactly how the IVF process works.
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Genetics can definitely play a role in having fraternal twins. ... However, for a given pregnancy, only the mother's genetics matter. Fraternal twins happen when two eggs are simultaneously fertilized instead of just one. A father's genes can't make a woman release two eggs.