【Learning  Points】
  1. Before colonoscopy, you must eat a clear and residue-free diet.
  2. Please fast after 12pm before the examination.
  3. After the examination, there is abdominal discomfort and slight bloating, which can be improved with activities.
I.What is colonoscopy?
Colonoscopy is a diagnostic method for the detection of colorectal lesions.The colon is composed of for part, ascending colon, the transverse colon, and the descending colon. The scope may be able to reach the cecum successfully if there is no adhesion in the intestines. If any inflammation, polyps, tumors, or bleeding is identified during the procedure, removal of polyps, biopsy, electrocoagulation(to stop the bleeding), or other procedures will be carried out.
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II. Before the examination
  1. Sign the surgery and anesthesia consent. 
  2. Eat a low-residue diet two days before the examination.
    ow residue diet
    3962648c1d5b11f303dfede80e06095f.png ad89778688a31dfb9e4ee357f8974fa8.png f944f4d150811a33662660c97d6a6626.png 24a91985019c43764c7d2a1eed97910c.png
    White toast steamed buns white porridge boiled eggs
    a0a572661975a385176b508b1e1d1052.png 201ba5f1598dc0c49ae1a7b89699b56e.png f679f9c3f149d2fd19d1aeb7479b2ff0.png cb27eb7c1abc044400e65c0779add555.png
    Steamed egg  noodles sponge cake lean meat
     
     Not suitable for eating
    f7b790a39471adba72a3302d9b20710d.png 1f89a71dee937e41f9592654286aff71.png c43a61b60def9e041e5219af3ec64083.png 1cc15766a4f8454919ed343210c105f8.png 9bab37f2c9e68846cb0cf0b6fda1b427.png e96695854e202435ab23e71ce17a1d07.png
    Poached eggs vegetables brown rice any dairy products high-fiber foods cheese
     
  3. You can only take a clear liquid diet the day before the examination
    4fb80dbe3a8c6bbb5a17c2669d49ad77.png 08130d9b5016244efc251319ca570b95.png
    Porridge soup Sports drink
     
  4. Those undergoing painless microscopy are advised not to eat or drink after 12pm.
  5. Take bowel cleansing liquid as directed by your doctor:
    1.  Niflec (GI klean): Check in the morning, take it at 6pm and 4am the day before the checkup. I checked in the afternoon and took it at 6 a.m. and 10 a.m. that day. The steps are as follows:
      1.Odorless, two bottles in total, dilute with 2000mL cold water.     2.Drink 1000 mL for the first time (approximately 200 mL every 10 minutes).
      5990f77822319fc1ff64d677a36889e3.png 750c2bd254834b90f1f23e08aa6475e2.png
      3. Drink the remaining 1000mL in the next 1-2 hours. 4.It will take about an hour to drink the medicine.Beginning to feel the need to defecate.
      aadd100f446b0b7fe4a180d98d362d37.png 259703d7399161f6a6f573acfd46ebf0.png
       
      5.Please observe the pattern of defecation. The stool liquid in the toilet is clear and yellow, which means the bowel cleansing is completed.
      Toilet diagram     
                          V                        X                          X
      2ef1d701598bd09a81869e93e1131e0b.png
       
       
      1. Bowklean: Take one bottle each at 6pm and 4am the day before the examination. The steps are as follows:
        1.lemon scent, two bottles in total, with
        2000mL cold drinks (Shupa, mineral spring
        water) dilution.
        2.Please add 1500mL of water
        Or sports drinks
        45cfb6a4a78dfa372b06fd45945e564c.png f73be37296af002242a0e58627362d3a.png
        3.You may experience nausea and vomiting after taking it
        Vomiting and abdominal distension are normal reactions.
        Yes, you can wait until symptoms subside before continuing
        Take.       
        4.Open approximately 30 to 60 minutes after taking the medicine
        Beginning to feel the urge to defecate, duration of action
        About 2~4 hours.
        229e5a8e052e800d5783de1d364f46bd.png 8053541735ff5cc0b6e2d5a22e206ef8.png
    2. Other chronic prescription medications
      If you are taking hypoglycemic drugs, please stop taking them on the day of the test. Blood pressure medication can be taken with a glass of water. Patients taking anticoagulants are advised to discuss the medication with their original physician in advance.
      17f3fee485eb0bfcfc1c9b2128c3c494.png 985ac4996de3b9d12266ab9f4e54952f.png 754350be05bd92de5135400daee8f4a2.png
       
III.Information after the examination
  1. Abdominal bloating, abdominal pain, and flatulence (farting or burping) are caused by air being blown into the intestines during the examination. The symptoms will be relieved in about 6 hours to 2 days, and can be improved by changing posture or walking more.
  2. After the examination, you can try drinking boiled water according to the doctor's instructions or 2-6 hours later. If there is no nausea or vomiting, you can start eating. Start with a half-measured, soft diet on the same day, and then resume your normal diet the next day. Soft foods include porridge, noodles, steamed buns, steamed eggs, etc. Avoid hard vegetables and stone fruits.
  3. If a polyp is removed, a mild, soft diet should be adopted within a week. A moderate diet should avoid pepper, chili pepper, alcohol, hard or sour fruits.
  4. After the examination, you may feel dizzy due to the influence of anesthetic drugs. It is not advisable to drive or ride a motorcycle or operate mechanical work on that day.
    bbfcca60481496351370b3ac9afb2e30.png
 
IV.    Precautions
  1. If you experience severe abdominal pain, large amounts of bloody stool, or If you have a fever or other abnormal conditions, you should immediately return to the emergency room for medical treatment.
  2.  If large intestinal polypectomy is performed, the doctor will make a clinical judgment based on Decide the next tracking time,
V.References
  1. Lee, L., & Saltzman, J. R. (2021). Overview of colonoscopy in adults. UpToDate.
    Retrieved Apr 21, 2021, from
    https://www-uptodate-com.ermg.vghtc.gov.tw/contents/overview-of-colonoscopy
    Patient’s instruction of colonoscopy examination

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    English
    發表人
    陳芬芳
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    中榮護理衛教
    英文名稱
    Patient’s instruction of colonoscopy examination
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    大腸直腸科
    癌症照護
    建立
    2024-01-23 17:45:18
    制訂日期
    2017-04-30
    最近修訂
    2024-03-19 11:52:00
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