What are the things to keep in mind before having a colonoscopy?

This is an automatically translated article.

The article is professionally consulted by Master, Doctor Vu Huy Binh - Digestive Endoscopy Doctor - Department of Medical Examination & Internal Medicine - Vinmec Hai Phong International General Hospital

Colonoscopy is an effective method to detect lesions in the colon, including cancer. The psychological preparation and diet right before the endoscopy will help the endoscopy to be more effective.

1. When should colonoscopy be done?


Colonoscopy is a method of detecting abnormal changes in the colon and rectum. This technique will help doctors diagnose damage to the lining of the colon as well as find out the risk of cancer for the patient.
When the patient has one of the following signs, colonoscopy is needed:
There are lesions and abnormalities in the colon lumen when taking X-rays. There are signs of blood in the stool, black stools with mucus, constipation, prolonged diarrhea, vomiting blood, frequent abdominal pain, indigestion. You yourself or have a family member with a history of colitis, polyps, colorectal cancer, etc. People over 50 years old should have a colonoscopy to detect colon polyps and remove polyps first. when it develops into cancer.

Nội soi giúp phát hiện những tổn thương trong niêm mạc đại tràng
Nội soi giúp phát hiện những tổn thương trong niêm mạc đại tràng

2. Notes before conducting colonoscopy


In order for the colonoscopy process to go smoothly, for accurate results, the patient should note:
Schedule a colonoscopy: During a colonoscopy, you need to do some blood tests as well as drink medicine to cleanse the colon, so you need to schedule and book your exam in advance to save time. Colon cleansing: If you need a colonoscopy the next day, do not eat solid foods or foods high in fiber and fat the night before the colonoscopy. Should eat porridge, soup, bread, ... in the evening (at least 2 hours before taking the medicine). Your doctor may prescribe a laxative the night before your colonoscopy or an enema for a few hours before your colonoscopy to clear your colon. Usually, the doctor will prescribe a laxative for about 4-6 hours before the colonoscopy. Information on medications you are taking: It is necessary to talk to the treating doctor about the medicines you are taking to see if you need to stop for a while before having a colonoscopy, so this is a note first when colonoscopy is very important for accurate results. Also inform your doctor about any history of drug allergies (if any), blood clotting disorders and existing medical conditions.

Người bệnh sử dụng các loại thuốc có thể khiến kết quả nội soi không chính xác
Người bệnh sử dụng các loại thuốc có thể khiến kết quả nội soi không chính xác

Choose a reputable colonoscopy address: Performed at unreliable sites, inexperienced doctors may experience complications such as: perforation of the colon, bleeding, inflammation, ... Therefore, you need to choose a safe, quality endoscopy address, a skilled specialist, endoscopic instruments to ensure sterility and modern equipment.... General Hospital With a system of facilities, modern medical equipment and a team of experts and doctors with many years of experience in medical examination and treatment, patients can rest assured for examination and treatment. .

Please dial HOTLINE for more information or register for an appointment HERE. Download MyVinmec app to make appointments faster and to manage your bookings easily.

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