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What is lower gastrointestinal (GI) series?

A lower GI series is a procedure in which a doctor uses x-rays and a chalky liquid called barium lớn view your large intestine. The barium will make your large intestine more visible on an x-ray.

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The two types of lower GI series are

a single-contrast lower GI series, which uses only barium a double-contrast or air-contrast lower GI series, which uses both barium và air for a clearer view of your large intestine

Does lower GI series have sầu another name?

A lower GI series is also called a barium enema.

Why vì chưng doctors use lower GI series?

A lower GI series can help a doctor find the cause of

unexplained weight loss

A lower GI series can also show

How vì chưng I prepare for a lower GI series?

To prepare for a lower GI series, you will need to talk with your doctor, change your diet, & clean out your bowel.

Talk with your doctor

You should talk with your doctor about any medical conditions you have sầu and all prescribed and over-the-counter medicines, vitamins, và supplements you take.

Also tell your doctor whether you’ve sầu had a colonoscopy with a biopsy or polyp removal in the last 4 weeks.

Doctors don’t recommkết thúc x-rays for pregnant women because x-rays may harm the fetus. Tell your doctor if you are, or may be, pregnant. Your doctor may suggest a different procedure.

Change your diet và clean out your bowel

A health care professional will give sầu you written bowel prep instructions lớn follow at trang chủ before the procedure. A health care professional orders a bowel prep so that little lớn no stool is present in your intestine. A complete bowel prep lets you pass stool that is clear and liquid. Stool inside your colon can prevent the x-ray machine from taking clear images of your intestine.

You may need to lớn follow a clear liquid diet for 1 khổng lồ 3 days before the procedure. The instructions will provide specific direction about when to start & stop the clear liquid diet. In most cases, you may drink or eat the following:

fat-không tính tiền bouillon or broth gelatin in flavors such as letháng, lime, or orange plain coffee or tea, without cream or milk sports drinks in flavors such as letháng, lime, or orange strained fruit juice, such as táo khuyết or white grape—doctors recommend avoiding orange juice water
You may need lớn follow a clear liquid diet for1 khổng lồ 3 days before a lower gastrointestinal (GI) series.

Your doctor will tell you how long before the procedure you should have nothing by mouth.

A health care professional will ask you lớn follow the directions for a bowel prep before the procedure. The bowel prep will cause diarrhea, so you should stay cthất bại khổng lồ a bathroom.

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Different bowel preps may contain different combinations of laxatives—pills that you swallow or powders that you dissolve in water and other clear liquids—& enemas. Some people will need khổng lồ drink a large amount, often a gallon, of liquid laxative during a scheduled amount of time—most often the night before the procedure.

You may find this part of the bowel prep difficult; however, completing the prep is very important. Your doctor will not be able to lớn see your large intestine clearly if the prep is incomplete.

call a health care professional if you have sầu side effects that prevent you from finishing the prep.

How vì chưng doctors perform a lower GI series?

An x-ray technician và a radiologist perkhung a lower GI series at a hospital or an outpatient center. You vì not need anesthesia. The procedure usually takes 30 lớn 60 minutes.

For the procedure, you’ll be asked lớn lie on a table while the radiologist inserts a flexible tube into your anus & fills your large intestine with barium. The radiologist prevents barium from leaking from your anus by inflating a balloon on the over of the tube. You may be asked to change position several times khổng lồ evenly coat the large intestine with the barium. If you are having a double-contrast lower GI series, the radiologist will inject air through the tube khổng lồ inflate the large intestine.

During the procedure, you may have sầu some discomfort và feel the urge to lớn have sầu a bowel movement. You will need khổng lồ hold still in various positions while the radiologist và technician take x-ray images và possibly an x-ray Clip, called fluoroscopy.

The radiologist or technician will deflate the balloon on the tube when the imaging is complete. Most of the barium will drain through the tube. You will push out the remaining barium into lớn a bedpan or nearby nhà wc. A health care professional may give sầu you an enema to flush out the rest of the barium.

An x-ray technician và a radiologist perform a lowergastrointestinal (GI) series at a hospital or an outpatient center.

What should I expect after a lower GI series?

After a lower GI series, you can expect the following:

You may resume most normal activities after leaving the hospital or outpatient center. For several days, your stools may be white or light colored from the barium in your large intestine. A health care professional will give sầu you instructions on how lớn care for yourself after the procedure. The instructions will explain how lớn flush the remaining barium from your large intestine. You should follow all instructions.

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The radiologist will read the x-rays và send a report of the findings to lớn your doctor.

What are the risks of a lower GI series?

The risks of a lower GI series include

an allergic reaction lớn the barium leakage of barium into your abdomen through a tear or hole in the lining of the large intestine

Seek care right away

If you have sầu any of the following symptoms after a lower GI series, seek medical care right away:

bloody bowel movements or bleeding from your anus fever severe constipation severe pain in your abdomen