Capsule enteroscopy is a recent, non-invasive alternative to other procedures that can help your doctor examine your small intestine to detect ulcers, polyps, sources of bleeding and other conditions and possible diseases
Unlike an endoscopy, which examines the esophagus and parts
of the stomach, or a colonoscopy that views the lower intestines and colon, a
capsule enteroscopy lets your gastroenterologist, Doctor will study your small
intestine. This area, which is normally difficult or impossible to visually
examine, can be seen by use of a capsule enteroscopy, and the process is
non-invasive and painless.
What
Do I Need to Have a Capsule Enteroscopy?
Before the
procedure can begin, you will need to fast for about ten hours. This makes the
procedure very safe and gives the best results since there will be very little
in the intestines to obstruct the capsule or its view. The capsule will be
swallowed with a substance to prevent bubbles that can interfere with the
images.
The small
capsule you swallow contains both a source of light and a tiny camera, along
with a transmitter and batteries to run them all. To record the images, which
the camera takes at a rate of three or so pictures each second, a small device
the size of a beeper is worn at the waist and this device receives signals from
the capsule through antennae taped to your skin.
How
Long Does a Capsule Enteroscopy Take?
As the
capsule passes through your intestines, it will continue to take pictures until
it completely passes from your system. This may be as short as eight hours, but
is normally a matter of two to three days. The capsule may take much longer,
but if it has not been eliminated in two weeks, your doctor should be notified.
After the capsule has left your body, it has no further use and is discarded.
What
is Capsule Enteroscopy Used For?
In addition
to checking for tears and sores in the small intestine that cause bleeding,
capsule enteroscopy can provide images of ulcers and polyps. It is helpful for
diagnosing Crohn's disease or identifying tumors.
What
Are the Benefits and Drawbacks of Capsule Enteroscopy?
As a
non-invasive procedure, those having a capsule enteroscopy don't require any
sedatives, hospitalization, or recovery time. Although there is a possibility
the capsule may become lodged in the intestine, this is a very rare occurrence.
The images are not of the best quality, however, and the speed with which the
capsule moves through the intestine cannot be controlled. The camera, also, may
not be facing the right way when it takes a picture, but capsule enteroscopy is
an excellent tool your doctor may choose as part of your diagnosis.
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