How It Is Done continued...
A child who has had cardiac
catheterization may need to be held by a parent for several hours after the
test to prevent the child from moving his or her leg.
drink plenty of liquids for several hours after the test. This will prevent
dehydration and help flush the contrast material out
of your body.
Depending on the results of the test, you may be
sent home either after a short observation period (such as 6 hours) or on the
next day. If any stitches were placed in your arm, they may be removed in 5 to
7 days. Do not do strenuous exercise and do not lift anything heavy until your doctor says it is okay. This may be for a day or two.
If you are breast-feeding and had an angiogram in which dye was injected into your body, do not breast-feed your baby for 2 days after this test. During this time, you can give your baby breast milk you stored before the test, or you can give formula. Discard the breast milk you pump for 2 days after the test.
How It Feels
You will feel a sharp sting when the
local anesthetic is injected to numb your skin over the catheter insertion
site. When the catheter is inserted, you may feel a brief, sharp pain. The
movement of the catheter through your blood vessel may cause a feeling of
pressure, but it is not usually considered painful. People commonly experience
skipped heartbeats for a few seconds when the catheter touches the walls of the
If a dye (contrast material) is injected, you may feel warm
and flushed and have a metallic taste in your mouth. Some people feel sick to
their stomach or have a headache. You also may feel nauseous or lightheaded,
have chest pain, irregular heartbeats, an urge to cough, mild itching, or
hives from the contrast material. If you have any of
these symptoms, tell your doctor how you are feeling.
temperature in the catheterization lab is kept cool so that the equipment does
not overheat. For many people, the hardest part of the test is having
to lie still for an hour or more on the hard table. You may feel some stiffness
After you go home
Call your doctor immediately if you have chest pain,
extreme shortness of breath, dizziness, trouble speaking or swallowing, or
paralysis in any part of your body during or after the
You may experience some soreness and bruising at the
insertion site. This is temporary and should disappear within 2 weeks. It is
normal for the site to feel tender for about a week. Call your doctor
- Your arm or leg becomes pale, cold, painful, or
- Redness, swelling, or discharge from the catheter insertion
- You have a fever.