Infertility Services
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Infertility is something that many couples never really think about...until it
happens to them. And when you're trying to have a baby, infertility can be something
you think about every waking minute.
At Central Carolina Obstetrics & Gynecology, we provide a variety
of fertility services for couples who
want to have a baby. Over the
years, we have assisted many couples like you and we're ready to help
increase your chances to have a baby of your own.
What is infertility?
Most experts define infertility as not being able to
get pregnant after at least one year of trying.
Women who are able to
get pregnant but then have repeat miscarriages are also said to be infertile.
Pregnancy is the result of a complex chain of events.
In order to get pregnant:
- A woman must release an egg from one of her ovaries (ovulation).
- The egg must go through a fallopian
tube toward the uterus (womb).
- A man's sperm must join with (fertilize) the egg along the way.
- The fertilized egg must attach to the inside of the uterus (implantation).
Infertility can result from problems that interfere
with any of these steps.
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Is infertility a common problem?
About 12 percent of women (7.3 million) in the United
States aged 15-44 had difficulty getting pregnant
or carrying a baby
to term in 2002, according to the National Center for Health Statistics
of the Centers
for Disease Control and Prevention.
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Is infertility just a woman's problem?
No, infertility is not always a woman's problem. In
only about one-third of cases is infertility due to the woman (female
factors). In another one third of cases, infertility is due to the man
(male factors). The remaining cases are caused by a mixture of male and
female factors or by unknown factors.
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What causes infertility in men?
Infertility in men is most often caused by:
- problems making sperm -- producing too few sperm or none at all
- problems with the sperm's ability to reach the egg and fertilize
it -- abnormal sperm shape
or structure prevent it from moving correctly
Sometimes a man is born with the problems that affect
his sperm. Other times problems start later in
life due to illness or
injury. For example, cystic fibrosis often causes infertility in men.
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What increases a man's risk of infertility?
The number and quality of a man's sperm can be affected
by his overall health and lifestyle. Some
things that may reduce sperm
number and/or quality include:
- alcohol
- drugs
- environmental toxins, including pesticides and lead
- smoking cigarettes
- health problems
- medicines
- radiation treatment and chemotherapy for cancer
- age
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What causes infertility in women?
Problems with ovulation account for most cases of infertility
in women. Without ovulation, there are
no eggs to be fertilized. Some
signs that a woman is not ovulating normally include irregular or absent
menstrual periods.
Less common causes of fertility problems in women include:
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What things increase a woman's risk of infertility?
Many things can affect a woman's ability to have a baby.
These include:
- age
- stress
- poor diet
- athletic training
- being overweight or underweight
- tobacco smoking
- alcohol
- sexually transmitted diseases (STDs)
- health problems that cause hormonal changes
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How does age affect a woman's ability to have
children?
More and more women are waiting until their 30s and
40s to have children. Actually, about 20 percent of women in the United
States now have their first child after age 35. So age is an increasingly
common
cause of fertility problems. About one third of couples in which
the woman is over 35 have fertility
problems.
Aging decreases a woman's chances of having a baby in
the following ways:
- The ability of a woman's ovaries to release eggs ready for fertilization
declines with age.
- The health of a woman's eggs declines with age.
- As a woman ages she is more likely to have health problems that can
interfere with fertility.
- As a women ages, her risk of having a miscarriage increases.
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How long should women try to get pregnant
before calling their doctors?
Most healthy women under the age of 30 shouldn't worry
about infertility unless they've been trying
to get pregnant for at least
a year. At this point, women should talk to their doctors about a fertility
evaluation. Men should also talk to their doctors if this much time has
passed.
In some cases, women should talk to their doctors sooner.
Women in their 30s who've been trying
to get pregnant for six months
should speak to their doctors as soon as possible. A woman's chances
of having a baby decrease rapidly every year after the age of 30. So
getting a complete and timely
fertility evaluation is especially important.
Some health issues also increase the risk of fertility
problems. So women with the following issues
should speak to their doctors
as soon as possible:
- irregular periods or no menstrual periods
- very painful periods
- endometriosis
- pelvic inflammatory disease
- more than one miscarriage
No matter how old you are, it's always a good idea to
talk to a doctor before you start trying to get pregnant.
Doctors can help you prepare your body for a healthy baby. They can also
answer questions
on fertility and give tips on conceiving.
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How will doctors find out if a woman and her partner have
fertility problems?
Sometimes doctors can find the cause of a couple's infertility
by doing a complete fertility evaluation.
This process usually begins
with physical exams and health and sexual histories. If there are no
obvious problems, like poorly timed intercourse or absence of ovulation,
tests will be needed.
Finding the cause of infertility is often a long, complex
and emotional process. It can take months for
you and your doctor to
complete all the needed exams and tests. So don't be alarmed if the problem
is not found right away.
For a man, doctors usually begin by testing his semen.
They look at the number, shape, and movement
of the sperm. Sometimes
doctors also suggest testing the level of a man's hormones.
For a woman, the first step in testing is to find out
if she is ovulating each month. There are several
ways to do this. A
woman can track her ovulation at home by:
- recording changes in her morning body temperature (basal body temperature)
for several months
- recording the texture of her cervical mucus for several months
- using a home ovulation test kit (available at drug or grocery stores)
Doctors can also check if a woman is ovulating by doing
blood tests and an ultrasound of
the ovaries.
If the woman is ovulating normally, more tests are needed.
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Some common tests of fertility in women include:
- Hysterosalpingography: In this test, doctors use
x-rays to check for physical problems of the
uterus and fallopian tubes.
They start by injecting a special dye through the vagina into the
uterus.
This dye shows up on the x-ray. This allows the doctor to see if the
dye moves normally through the uterus into the fallopian tubes. With
these x-rays doctors can find blockages that
may be causing infertility.
Blockages can prevent the egg from moving from the fallopian tube
to
the uterus. Blockages can also keep the sperm from reaching the egg.
- Laparoscopy: During this surgery doctors use a tool
called a laparoscope to see inside the
abdomen. The doctor makes a
small cut in the lower abdomen and inserts the laparoscope.
Using the
laparoscope, doctors check the ovaries, fallopian tubes, and uterus
for disease
and physical problems. Doctors can usually find scarring
and endometriosis by laparoscopy.
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How do doctors treat infertility?
Infertility can be treated with medicine, surgery, artificial
insemination or assisted reproductive
technology. Many times these treatments
are combined. About two-thirds of couples who are
treated for infertility
are able to have a baby. In most cases infertility is treated with drugs
or
surgery.
Doctors recommend specific treatments for infertility
based on:
- test results
- how long the couple has been trying to get pregnant
- the age of both the man and woman
- the overall health of the partners
- preference of the partners
Doctors often treat infertility
in men in the following ways:
- Sexual problems: If the man is impotent or has problems
with premature ejaculation, doctors
can help him address these issues.
Behavioral therapy and/or medicines can be used in these
cases.
- Too few sperm: If the man produces too few sperm,
sometimes surgery can correct this problem.
In other cases, doctors
can surgically remove sperm from the male reproductive tract. Antibiotics
can also be used to clear up infections affecting sperm count.
Various fertility medicines are often used to treat
women with ovulation problems. It is important to talk
with your doctor
about the pros and cons of these medicines. You should understand the
risks, benefits,
and side effects.
Doctors also use surgery to treat some causes of infertility.
Problems with a woman's ovaries, fallopian tubes, or uterus can sometimes
be corrected with surgery.
Intrauterine insemination (IUI) is
another type of treatment for infertility. IUI is known by most people
as artificial insemination. In this procedure, the woman is injected
with specially prepared sperm.
Sometimes the woman is also treated with
medicines that stimulate ovulation before IUI.
IUI is often used to treat:
- mild male factor infertility
- women who have problems with their cervical mucus
- couples with unexplained infertility
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What medicines are used to treat infertility
in women?
Some common medicines used to treat infertility in women
include:
- Clomiphene citrate (Clomid): This medicine
causes ovulation by acting on the pituitary gland.
It is often used
in women who have Polycystic Ovarian Syndrome (PCOS) or other problems
with ovulation. This medicine is taken by mouth.
- Human menopausal gonadotropin or hMG (Repronex, Pergonal): This
medicine is often
used for women who don't ovulate due to problems
with their pituitary gland. hMG acts directly
on the ovaries to stimulate
ovulation. It is an injected medicine.
- Follicle-stimulating hormone or FSH (Gonal-F, Follistim): FSH
works much like hMG. It causes
the ovaries to begin the process of
ovulation. These medicines are usually injected.
- Gonadotropin-releasing hormone (Gn-RH) analog: These
medicines are often used for women
who don't ovulate regularly each
month. Women who ovulate before the egg is ready can also
use these
medicines. Gn-RH analogs act on the pituitary gland to change when
the body ovulates. These medicines are usually injected or given with
a nasal spray.
- Metformin (Glucophage): Doctors use this
medicine for women who have insulin resistance
and/or Polycystic Ovarian
Syndrome (PCOS). This drug helps lower the high levels of male
hormones
in women with these conditions. This helps the body to ovulate. Sometimes
clomiphene citrate or FSH is combined with metformin. This medicine
is usually taken by mouth.
- Bromocriptine (Parlodel): This medicine
is used for women with ovulation problems due to high levels of prolactin.
Prolactin is a hormone that causes milk production.
Many fertility drugs increase a woman's chance of having
twins, triplets or other multiples. Women
who are pregnant with multiple
fetuses have more problems during pregnancy. Multiple fetuses have
a
high risk of being born too early (prematurely). Premature babies are
at a higher risk of health and developmental problems.
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What is assisted reproductive technology (ART)?
Assisted
reproductive technology (ART) is a term that describes several
different methods used to help infertile couples. ART involves removing
eggs from a woman's body, mixing them with sperm in the
laboratory
and putting the embryos back into a woman's body.
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How often is assisted reproductive technology (ART) successful?
Success rates vary and depend on many factors. Some
things that affect the success rate of ART
include:
- age of the partners
- reason for infertility
- clinic
- type of ART
- if the egg is fresh or frozen
- if the embryo is fresh or frozen
The U.S. Centers for Disease Prevention (CDC) collects
success rates on ART for some fertility clinics. According to the 2003
CDC report on ART, the average percentage of ART cycles that led
to a healthy
baby were as follows:
- 37.3% in women under the age of 35
- 30.2% in women aged 35-37
- 20.2% in women aged 37-40
- 11.0% in women aged 41-42
ART can be expensive and time-consuming. But it has
allowed many couples to have children that
otherwise would not have been
conceived. The most common complication of ART is multiple fetuses.
But
this is a problem that can be prevented or minimized in several different
ways.
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What are the different types of assisted reproductive technology
(ART)?
Common methods of ART include:
- In vitro fertilization (IVF) means fertilization
outside of the body. IVF is the most effective ART.
It is often used
when a woman's fallopian tubes are blocked or when a man produces too
few
sperm. Doctors treat the woman with a drug that causes the ovaries
to produce multiple eggs.
Once mature, the eggs are removed from the
woman. They are put in a dish in the lab along with
the man's sperm
for fertilization. After 3 to 5 days, healthy embryos are implanted
in the woman's uterus.
- Zygote intrafallopian transfer (ZIFT) or Tubal
Embryo Transfer is similar to IVF. Fertilization
occurs
in the laboratory. Then the very young embryo is transferred to the
fallopian tube instead
of the uterus.
- Gamete intrafallopian transfer (GIFT) involves transferring
eggs and sperm into the woman's fallopian tube. So fertilization occurs
in the woman's body. Few practices offer GIFT as an option.
- Intracytoplasmic sperm injection (ICSI) is often
used for couples in which there are serious problems with the sperm.
Sometimes it is also used for older couples or for those with failed
IVF attempts. In ICSI, a single sperm is injected into a mature egg.
Then the embryo is transferred
to the uterus or fallopian tube.
ART procedures sometimes involve the use of donor eggs
(eggs from another woman), donor sperm,
or previously frozen embryos.
Donor eggs are sometimes used for women who can not produce eggs.
Also,
donor eggs or donor sperm is sometimes used when the woman or man has
a genetic disease
that can be passed on to the baby.
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To learn more about Infertility, please visit the following web sites:
American Fertility
Association
American Society for Reproductive
Medicine (ASRM)
Fertility Journey
Healthline
Infertility
Resources
American
College of Obstetricians and Gynecologists (ACOG) Resource Center
American
Society for Reproductive Medicine
Resolve:
The National Infertility Association
InterNational
Council on Infertility Information Dissemination, Inc.
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