Colonoscopy, what it is, how to prepare for the procedure of examination of the intestine

People often hesitate to admit problems with the bowel and delay the visit to the doctor. However, if a person is observed abdominal pain, constipation, bleeding from the anus and other unpleasant symptoms, he should as soon as possible to consult a specialist, who will issue a referral for the procedure. Common procedure – a colonoscopy, what it is, you will learn in detail on. Research method informative and gives a full clinical picture.

What is a colonoscopy bowel

A colonoscopy involves examination of the bowel with the colonoscope – a long flexible device in the form of a tube with a light guide. The device has an eyepiece, a tube, a duct and a pair of tongs, which is painless take the cellular material. Often specialists assigned to virtual colonoscopy. The method is based on the use of x-rays. The study has limitations – does not allow the intake of histological material and biopsy, to detect polyps up to 5 mm.


Sigmoidoscopy or colonoscopy – examination of colon, which specialists in these symptoms:

  • high temperature for a long time, the cause of which is unclear;
  • persistent diarrhea or constipation;
  • intestinal obstruction;
  • suspected non — malignant and malignant education;
  • the secretion of blood or pus from the anus;
  • rapid weight loss for no apparent reason;
  • anemia;
  • ulcerative colitis, Crohn’s disease;
  • sensation of a foreign object in the rectum;
  • the presence in the stool of blood and mucus.


Video colonoscopy cannot be done for patients with such pathologies:

  • stroke, acute myocardial infarction;
  • hypertension;
  • arrhythmia;
  • anemia of unknown etymology;
  • atherosclerosis;
  • a state of shock;
  • perforation of the intestine;
  • aneurysm of the aorta;
  • pulmonary heart disease of a significant nature;
  • the presence of adhesions in the abdominal cavity;
  • fulminant form of colitis;
  • peritonitis;
  • acute stage of ulcerative colitis.


Contraindications the procedure is poor preparation of the bowel, repeated surgical intervention in the pelvic region, herniation of a large volume. Can I do a colonoscopy with hemorrhoids? Doctors do not prohibit to carry out this procedure, on the contrary, intervention will allow time to identify the nodes and to start their emergency treatment.

Colonoscopy during pregnancy – what is the opinion specialists? In this case, the doctor must evaluate the balance between benefit and harm from the procedure. It is performed only if the patient has heavy and prolonged gastrointestinal bleeding, there is significant suspicion on education in the colon, severe diarrhea for an implicit agent (appointed by rectoscopy), dysphagia, odynophagia, etc.

As a colonoscopy

Holding rectosigmoidoscopy is carried out after a three-day bowel preparation. Technique the procedure is simple. The man lies on her left side and flexes the knees. In the rectum the colonoscope is inserted, the tube in which the manipulation moves deeply about 1.5 meters to the crossing in the small intestine. First, the colon is inflated with air, which facilitates the promotion of the device. The camera at the end of the colonoscope transmits an image to the screen, and the doctor analyses and the photo areas with pathology.

Does it hurt when you do a colonoscopy? The feeling is painful, but bearable. At the end of the colonoscope is applied ointment, a local anesthetic, and colonofibroscopy is carried out without anesthesia. Child up to 12 years, the patient with spikes, destructive process in the intestine and a low pain threshold will do a colonoscopy under anesthesia. The procedure lasts about 15-30 minutes.

Preparation for colonoscopy

You will follow the recommendations of experts, that affect the results. Colonoscopy, what it is, and what preparation steps does it include? Three basic steps:

  1. Diet to cleanse the bowels lasts for three days. Food should be bashlakova to have a high fiber content and provide a mild laxative action.
  2. The day before the examination regulations are getting stricter food – for Breakfast and lunch must eat light foods in the evening can only drink. On the day of procedure only allowed drink.
  3. You must clean out your bowel. Many have resorted to the enema. Do it a few times – the first cleansing prior to the procedure, the second immediately before the intervention. The process does not require anesthesia.

Preparations for bowel cleansing

Modern medicines are more gentle than an enema, and do not lead to complications. How to clean the bowel before colonoscopy? Especially popular preparations for colonoscopy fortrans. One packet dissolved in 1 litre of water, the average adult person should drink 3-4 litres of intensity of approximately 1 Cup per hour. Duphalac before colonoscopy is also effective. A bottle of 200 ml diluted in two liters of water and consumed within 2-3 hours.

Menu diet before colonoscopy

From how correctly you will eat, depends on the success of the procedure. What can I eat before a colonoscopy:

  • dairy products;
  • soups for lean meat;
  • cooked poultry, beef and lean fish;
  • easy biscuits, white bread from wheat flour.

To the procedure went without consequences, should be excluded foods that cause bloating: fresh vegetables, herbs, fruits, berries, brown bread, beans, millet, oatmeal, barley porridge, milk, carbonated beverages, kvass, nuts. The last meal prior to the procedure – up to 12.00. If you approach the diet with responsibility, the unit will show reliable data.

Alternative to colonoscopy intestines

Options this procedure is, which one to choose, depends on the evidence. What is more relevant: barium enema or colonoscopy? The first procedure is x-rays, which in large bowel pour water and barium sulfate, and then take pictures. Manipulation gives highly accurate results in the diagnosis of bowel cancer. Ultrasound colonoscopy is also referred to as exact methods and is assigned when diagnosed with cancer.

Another exciting question: which is better – MRI of the bowel or colonoscopy? The first procedure is more comfortable and requires no special training. However, it does not provide a full opportunity to consider superimposed on each loop of the intestine and take tissue samples. The cost of treatment is about the same, what to choose, I would say the attending physician.

Video: how to do a colonoscopy

To undergo the procedure in order to prevent advise all who are over 40 years old. Colonoscopy, what is it and why is it important? Yuri Shelygin, Director of the Scientific center of Coloproctology, explains the need for manipulation. Elena Malyshev talks about the essence of colonoscopy, in parallel you will see how experts carry out this procedure.

Reviews patients

Maxim, 38 years old

After the doctor prescribes the procedure that should be responsible for the preparation. I fulfilled all the requirements, but the colonoscopy was painful because I have intestinal adhesions.

Ivan, 42 years

The procedure went well, I thought it would be worse, but I stuck Baralgin. Had a few unpleasant moments, though, and are quite tolerant. The main thing is to find a great specialist.

Elena, 35 years old

It was very painful and unpleasant! After the procedure for two days suffered from stomach and diarrhea almost the same with no release. Next time I will only do this under anesthesia.


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