Name: 大腸内視鏡検査はいつ受ければいいのか、結果はどうなるのか？ (When should I get a colonoscopy and what do the results mean?)
Uploaded: 2021-01-14T11:23:28.000Z
Duration: 6 min 24 s
Description: VoiceTubeの動画で発音を聞きながら英語表現を覚えよう！学べる英語：

One purpose is to check on certain symptoms

上級受動態

or conditions that your doctor would be concerned about.

A colonoscopy can be used to see problems

- chronic diarrhea or unexplained changes  in your bowel habits;

If you show signs of any of these symptoms

Colorectal cancer is one of the leading causes of death in the US.

Colonoscopies have proven to significantly decrease

If the lining of your colon contains polyps

there is a chance that these small growths of tissue

A colonoscopy makes it very easy for your doctor to find

before they have a chance to become cancer.

your doctor will be able to remove polyps easily

These tools operate by cutting off polyps

since there are no nerves in the lining of the colon.

it is sent to a lab for analysis by a trained doctor,

whether the tissue sample is benign (i.e., not cancerous)

you will need to meet with your doctor again.

There are two main categories of patient risk:

It is very important for you to understand

you are considered to be an average risk patient.

since 90% of colon cancers occur after this age.

If the results from your previous colonoscopy return normal,

your next one can be done in another 10 years.

As long as no abnormal results are found along the way,

A screening colonoscopy is the most useful test

However, your doctor may suggest a different test for you

depending on your own medical circumstance.

These other tests can be divided into three groups:

Stool based tests include the guaiac-based fecal occult blood test (gFOBT),

Other test options include a flexible sigmoidoscopy,

which is an example of a direct visualization test.

It is important to know that you will be asked

if any of these other tests are positive for cancer.

considered to have an "increased" risk of colon cancer,

it is suggested that you get a screening colonoscopy

If you are a patient who has an increased risk,

than patients who are in the “average” risk group.

over your lifetime because polyps can reappear.

Depending on the types of polyps found in your colon,

some types have a higher chance of turning into cancer than others.

Hyperplastic polyps are a benign type of polyp

which means that they have very little chance of turning into cancer.

which will determine if these polyps are hyperplastic.

it is still very important to have a colonoscopy every 10 years.

that have the potential to become cancer.

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大腸内視鏡検査はいつ受ければいいのか、結果はどうなるのか？ (When should I get a colonoscopy and what do the results mean?)

chronic

recommend

determine

average