Embryo Transfer Definition

Embryo Transfer: The transfer of mammalian embryos from an in vivo or in vitro environment to a suitable host to improve pregnancy or gestational outcome in human or animal. In human fertility treatment programs, preimplantation embryos ranging from the 4-cell stage to the blastocyst stage are transferred to the uterine cavity between 3-5 days after FERTILIZATION IN VITRO.

Terms Related to Embryo Transfer

Pregnancy Outcome
Results of conception and ensuing pregnancy, including live birth, stillbirth, spontaneous abortion, induced abortion. The outcome may follow natural or artificial insemination or any of ...
Ovum Donation
Transfer of preovulatory oocytes from donor to a suitable host. Oocytes are collected, fertilized in vitro, and transferred to a host that can be human ...
Preimplantation Embryo
The mammalian embryo in the post-morula stage in which a fluid-filled cavity, enclosed primarily by trophoblast, contains an inner cell mass which becomes the embryonic ...
Embryo Reduction
Selective abortion of one or more embryos or fetuses in a multiple gestation pregnancy. The usual goal is to improve the outcome for the remaining ...
Pronuclear Stage Transfer
A technique in assisted reproduction (REPRODUCTIVE TECHNIQUES, ASSISTED) consisting of hormonal stimulation of the ovaries, follicular aspiration of preovulatory oocytes, in-vitro fertilization, and intrafallopian transfer ...

Synonym: blastocyst transfer, tubal embryo transfer, tubal embryo stage transfer.

Medical Conditions Dictionary

Embryo Transfer Definition

Terms Related to Embryo Transfer

Pregnancy Outcome

Ovum Donation

Preimplantation Embryo

Embryo Reduction

Pronuclear Stage Transfer

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