A complete guide to the process of IVF treatment
The process
of IVF treatment requires numerous meetings with specialists, who prepare
the couple for the technique. The couple should be informed about complex
steps such as injecting hormonal
drugs, the risks and side
effects, as well as the wait
times required.
Process
of IVF-
The
process of IVF include-
1.
Stimulation of the ovaries
The first step is to give the woman hormone
therapy, usually a GnRH (Gonadotropin
Releasing Hormone ) agonist to put the ovaries to rest .
Then, the process
of IVF treatment, aims to increase the number of follicles produced by
the ovaries and
control the time of ovulation. The woman must receive injections of
gonadotropins with FSH or LH activity in order to stimulate the follicles to
lead them to maturation and allow them to produce several oocytes.
When the follicles have grown enough and the hormone levels are adequate, ovulation is triggered by an injection of the hormone HCG (Human Chorionic Gonadotropin),
Pelvic ultrasound and blood tests are performed at
each stage to assess the growth of follicles.
No more follicles, no more eggs...
A woman's ovaries usually produce and release only one mature egg per cycle. While
this is sufficient for normal conception, for successful IVF, ideally more
mature eggs should be obtained. It is therefore necessary to stimulate the
patient's ovarian activity more strongly than usual. The drugs
administered during the process of IVF
treatment cause the development
of several ovarian follicles, thereby increasing the possible number of
eggs, therefore the chances of obtaining an implantable embryo.
2. Collection of mature oocytes
After 32 to 36 hours of hormonal stimulation, the
mature oocytes are collected using a small tube and a needle which is
introduced into the vagina. This intervention is performed under local or
general anesthesia with ultrasound control because it can be very
painful. The oocytes are then selected in the laboratory.
The semen
is taken a few hours before (or thawed the same day), and the sperm
are separated from the seminal fluid and stored at 37 ° C.
3. Fertilization
A few hours after their harvest, the sperm and the
oocytes are brought into contact in a culture liquid for several hours at body
temperature. The mobile sperm come spontaneously, without outside help,
into contact with the oocyte. But a single sperm will fertilize it. In
general, on average, 50% of
oocytes are fertilized .
Fertilized oocytes (or zygotes) begin to
multiply. In 24 hours, the zygotes become embryos of 2 to 4 cells.
4. Embryo transfer
From 2 to 5 days after fertilization, one or two
embryos are transferred to the woman's uterus. Embryo transfer is a
simple, painless procedure using a thin, flexible catheter inserted vaginally
into the uterus. The embryo is deposited inside the uterus and develops
there until it is implanted.
After this step, the woman can usually resume her
normal activities.
One or more embryos (called supernumeraries) can
also be preserved by freezing for later tests.
Thereafter, the doctor can give hormonal medical treatment, and of course prescriptions for pregnancy tests to see if IVF has been effective.
Thereafter, the doctor can give hormonal medical treatment, and of course prescriptions for pregnancy tests to see if IVF has been effective.
Several cycles of treatment are sometimes necessary
before the pregnancy is successful. And unfortunately, some couples do not
start a pregnancy despite several attempts.
Advice before IVF:
Advice before IVF:
- Quit
smoking (man and woman!), as this greatly reduces the chances of getting
pregnant.
- Exercise
and aim for a healthy weight. It helps to have good fertility.
- For
women: take vitamin B9 before being pregnant, as this reduces the risk of
malformation in the unborn child.
To know more about the process of IVF treatment and the process of IVF,
visit the best fertility clinic in India.
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