Information and test found on http://www.colorectalcancerscreening4u.com/choose-a-test

Preparation

Some screening methods require more preparation than others. The alt indicates the test(s) requiring the least preparation.

 

altColonoscopy

  • You must follow a clear liquid diet on the day before the test.
  • You must drink 2 to 4 quarts of a mildly salty-tasting preparation and you may also need to take a laxative pill the evening before the test.

altVirtual Colonoscopy

  • You must follow a clear liquid diet on the day before the test.
  • You must take a strong laxative in liquid and/or pill form the evening before the test.
  • You may be asked to drink another liquid called contrast medium.

altFlexible Sigmoidoscopy

  • You must take one to two enemas before the procedure.
  • In some cases, you might also need to take a laxative on the evening before the test.

altBarium Enema

  • You must take a laxative and use an over-the-counter enema before the test.
  • You may also be asked to follow a clear liquid diet the day before the test.

altFOBT

  • Depending on the type of test, you may need to avoid red meat and certain fruits and vegetables for three days before and during the stool collection period.
  • Your doctor may also suggest that you stop using aspirin or other anti-inflammatory medications during the stool collection period.

altStool DNA Test

  • No preparation necessary.

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