IRON DEFICIENCY ANEMIA IN PREGNANT WOMEN
Iron deficiency anemia is the
most common type of anemia, and it occurs when your body doesn't have
enough of the mineral iron. Your body needs iron to make
hemoglobin. When there isn't enough iron in your blood stream, the
rest of your body can't get the amount of oxygen it needs
Iron deficiency anemia is a common type of anemia — a
condition in which blood lacks adequate healthy red blood cells. Red blood
cells carry oxygen to the body's tissues.
As the name implies, iron deficiency anemia is due to
insufficient iron. Without enough iron, your body can't produce enough of a
substance in red blood cells that enables them to carry oxygen (hemoglobin). As
a result, iron deficiency anemia may leave you tired and short of breath.
WHO GETS
IRON-DEFICIENCY ANEMIA?
Iron-deficiency anemia affects more
women than men. The risk of iron-deficiency anemia is highest for women who:
- Are pregnant. Iron-deficiency anemia affects one in six pregnant women.You need more iron during pregnancy to support your unborn baby’s development.
- Have heavy menstrual periods. Up to 5% of women of childbearing age develop iron-deficiency anemia because of heavy bleeding during their periods.
Infants,
small children, and teens are also at high risk for iron-deficiency
anemia.
Iron-deficiency anemia often develops slowly. In the beginning, you may
not have any symptoms, or they may be mild. As it gets worse, you may notice
one or more of these symptoms:
- Fatigue (very
common)
- Weakness (very
common)
- Dizziness
- Headaches
- Low body
temperature
- Pale or yellow
"sallow" skin
- Rapid or irregular
heartbeat
- Shortness of breath
or chest pain, especially with physical activity
- Brittle nails
- Pica (unusual cravings for ice, very cold drinks, or non-food items like dirt or paper)
If you
think you may have iron-deficiency anemia, talk to your near doctor.
CAUSES
IRON-DEFICIENCY ANEMIA
Women can have low iron levels for
several reasons:
- Iron lost through
bleeding. Bleeding can cause you to lose more blood
cells and iron than your body can replace. Women may have low iron levels
from bleeding caused by:
- Digestive system
problems, such as ulcers, colon polyps, or colon cancer
- Regular, long-term
use of aspirin and other over-the-counter pain relievers
- Donating blood too often or without enough time in between donations for your body to recover
- Heavier or longer
than normal menstrual periods
- Uterine fibroids, which are noncancerous growths in the
uterus that can cause heavy bleeding
- Increased need for
iron during pregnancy. During pregnancy,
your body needs more iron than normal to support your developing baby.
- Not eating enough
food that contains iron. Your body
absorbs the iron in animal-based foods, such as meat, chicken, and fish,
two to three times better than the iron in plant-based foods. Vegetarians
or vegans, who eat little or no animal-based foods, need to choose
other good sources of iron to make sure
they get enough.Your body
also absorbs iron from plant-based foods better when you eat them with
foods that have vitamin C, such as oranges and tomatoes. But most people
in the United States get enough iron from food.
- Problems absorbing
iron. Certain health conditions, such as Crohn's
disease or celiac disease, or gastric bypass surgery for weight loss can
make it harder for your body to absorb iron from food.
·
Your diet
is low in iron. How much iron you need depends
on your age and gender. Men need at least 8 milligrams (mg) daily. Women ages
50 and younger need more -- 18 mg.
·
Your body
can't absorb iron. Iron from the foods you eat is
absorbed in your small intestine. Conditions like celiac disease, ulcerative colitis, or Crohn's disease can
make it harder for your intestines to absorb iron. Surgery such as gastric bypass that removes part of your intestines, and medicines used to lower stomach acid can also affect your body's ability to absorb iron.
WHEN TO SEE A DOCTOR
If you or your child develops signs and symptoms that
suggest iron deficiency anemia, see your doctor. Iron deficiency anemia isn't
something to self-diagnose or treat. So see your doctor for a diagnosis rather
than taking iron supplements on your own. Overloading the body with iron can be
dangerous because excess iron accumulation can damage your liver and cause
other complications.
HOW IS IRON-DEFICIENCY ANEMIA DIAGNOSED?
Talk to your best doctor if you think you might have iron-deficiency
anemia. Your doctor may:
- Ask you questions
about your health history, including how regular or heavy your menstrual
periods are. Your doctor may also ask you about any digestive system
problems you may have, such as blood in your stool.
- Do a physical exam
- Talk to you about
the foods you eat, the medicines you take, and your family health history
- Do blood tests.
Your doctor will do a complete blood count (CBC). The CBC measures many
parts of your blood. If the CBC test shows that you have anemia, your
doctor will likely do another blood test to measure the iron levels in
your blood and confirm that you have iron-deficiency anemia.
If you
have iron-deficiency anemia, your family
doctor may want to do other tests to find out what is causing it.
Treatment for iron-deficiency anemia
depends on the cause:
- Blood loss from a
digestive system problem. If you have an
ulcer, your doctor may give you antibiotics or other medicine to treat the
ulcer. If your bleeding is caused by a polyp or cancerous tumor, you may
need surgery to remove it.
- Blood loss from
heavy menstrual periods. Your doctor may
give you hormonal birth control to help relieve heavy periods. If your
heavy bleeding does not get better, your doctor may recommend surgery.
Types of surgery to control heavy bleeding include endometrial ablation,
which removes or destroys your uterine lining, and hysterectomy, which removes all or parts of your uterus.
- Increased need for
iron. If you have problems absorbing iron or have
lower iron levels but do not have severe anemia, your doctor may
recommend:
- Iron pills to build up
your iron levels as quickly as possible. Do not take any iron pills
without first talking to your doctor or nurse.
- Eating more foods
that contain iron. Good sources of iron include
meat, fish, eggs, beans, peas, and fortified foods (look for cereals
fortified with 100% of the daily value for iron).
- Eating more foods
with vitamin C. Vitamin C helps your body absorb iron. Good sources of
vitamin C include oranges, broccoli, and tomatoes.
If you
have severe bleeding or symptoms of chest pain or shortness of breath, your
doctor may recommend iron or red blood cell transfusions. Transfusions are for
severe iron deficiencies only and are much less common.
You can help prevent iron-deficiency
anemia with the following steps:
- Treat the cause of
blood loss. Talk to your doctor if you have heavy
menstrual periods or if you have digestive system problems, such as
frequent diarrhea or blood in your stool.
- Eat foods with
iron. Good sources of iron include lean meat
and chicken, dark, leafy vegetables, and beans.
- Eat and drink foods
that help your body absorb iron, like orange
juice, strawberries, broccoli, or other fruits and vegetables with vitamin
C.
- Make healthy food
choices. Most people who make healthy, balanced
food choices get the iron and vitamins their bodies need from the foods
they eat.
- Avoid drinking
coffee or tea with meals. These drinks
make it harder for your body to absorb iron.
- Talk to your doctor
if you take calcium pills. Calcium can
make it harder for your body to absorb iron. If you have a hard time
getting enough iron, talk to your doctor about the best way to also get
enough calcium.
HOW MUCH
IRON DO I NEED EVERY DAY?
The chart below lists how much iron
you need every day. The recommended amounts are listed in milligrams (mg). See
a list of good sources of iron.
Age
|
Women
|
Pregnant
women
|
Breastfeeding
women
|
Vegetarian
women*
|
14–18
years
|
15 mg
|
27 mg
|
10 mg
|
27 mg
|
19–50
years
|
18 mg
|
27 mg
|
9 mg
|
32 mg
|
51+
years
|
8 mg
|
n/a
|
n/a
|
14 mg
|
Source: Adapted from Institute of Medicine, Food and Nutrition Board
*Vegetarians
need more iron from food than people who eat meat do. This is because the body
can absorb iron from meat better than from plant-based foods.
Yes. During pregnancy, your body
needs more iron to support your growing baby. In fact, pregnant women need
almost twice as much iron as women who are not pregnant do. Not getting enough
iron during pregnancy raises your risk for premature birth
or a low-birth-weight baby (less than 5 ½ pounds). Premature birth is the most
common cause of infant death. Both premature birth and low birth weight raise
your baby's risk for health and developmental problems at birth and during
childhood.
If you're pregnant, talk to your
doctor about these steps:
- Getting 27
milligrams of iron every day. Take a prenatal vitamin with iron every day,
or talk to your doctor about taking an iron supplement (pill).
- Testing for iron-deficiency anemia
- Testing for
iron-deficiency anemia four to six weeks after childbirth
No, you do not need more iron during
breastfeeding. In fact, you need less iron than before you were pregnant. The
amount of iron women need during breastfeeding is 10 milligrams per day for
young mothers 14 to 18 and 9 milligrams per day for breastfeeding women older
than 18.
You need
less iron while breastfeeding because you likely will not lose a lot through
your menstrual cycle. Many breastfeeding women do not have a period or may have
only a light period. Also, if you got enough iron during pregnancy (27
milligrams a day), your breastmilk will supply enough iron for your baby.
DOES BIRTH
CONTROL AFFECT MY RISK FOR IRON-DEFICIENCY ANEMIA?
It could. Hormonal birth control,
such as the pill, the patch, the shot, or the hormonal intrauterine device
(IUD), is often used to treat women with heavy menstrual periods. Lighter
menstrual periods may reduce your risk for iron-deficiency anemia. Also, the
non-hormonal, copper IUD (Paragard) may make your menstrual flow heavier. This
raises your risk for iron-deficiency anemia.
Talk to
your doctor about your risk for anemia and whether hormonal birth control may
help.
Dr. Suchi Gupta's Gynae Clinic
(Gynaecologist in Gaur City, Greater Noida West, Noida Extension)
Shop No 130, FF, Gaur City Plaza Market, West, Gaur City 1 Rd, Greater Noida, Uttar Pradesh 201301
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