1 Indications and contraindications for the procedure
The procedure is carried out if the patient has:
- burning in the throat;
- of nausea;
- vomiting;
- sour taste in the mouth;
- discomfort in the abdomen;
- burping air.
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Gastroscopy through the nose allows you to diagnose a hernia and malignant tumor in the early stages of development. In medical practice, this method of diagnosis is widespread. Nasal gastroscopy is performed to confirm or disprove the expected diagnosis in the presence of symptoms of diseases of the upper gastrointestinal tract.
With the help of gastroscopy through the nose, you can identify the presence of polyps, and, if necessary, determine the location of the foreign body. Nasal gastroscopy does not cause a decrease or increase in cardiac pressure, so it is carried out by the elderly. The main advantage of transnasal gastroscopy is that, unlike the traditional diagnostic method, it is possible to determine not only pathologies in the gastrointestinal tract, but also to reveal pathological changes in the nasopharynx and larynx.
Despite the positive aspects of manipulation, this procedure still has a number of contraindications. Gastroscopy through the nose is not performed with the general weakness of the patient, severe bleeding in the gastrointestinal tract. In severe mental disorders, the procedure is highly undesirable.
2 Diagnostic technique
When appointing a gastroscopy through the nose, many patients are frightened of it and consider this procedure painful and dangerous. In fact, this is an erroneous opinion. Diagnosis is carried out using a special flexible tube, at the end of which the camera is located. The camera displays a picture on which the doctor can examine the walls of the digestive tract in detail, as well as the nasopharynx and the larynx. In addition, the camera takes photos and video of everything that happens in the esophagus.
To make the picture clearer, a small amount of air is fed into the device. Due to this, the walls of the stomach and other parts of the esophagus are straightened.
If during the procedure the doctor has detected polyps, then with the help of a gastroscopy they are removed, a small bleeding can be stopped by a gastroscopy or a drug can be injected pointwise.
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The average procedure takes no more than 15-20 minutes. In the case of a biopsy or chromoscopy, the procedure can last up to 30 minutes.
Gastroscopy through the nose is an absolutely painless method of diagnosis. During the procedure, the patient can feel only a small discomfort. If such a procedure is prescribed for children, doctors can conduct local anesthesia.
The main advantage of nasal gastroscopy is that during the examination the patient can freely talk with the doctor and he does not have the urge to vomit. How does transnasal gastroscopy begin? The patient is placed on the couch on his left side facing the doctor. Then the doctor carefully introduces the gastroscope through the nose. To discomfort during the passage of the tube were minimal, doctors recommend to relax and breathe deeply with your mouth. During the examination of the gastrointestinal tract, nasopharynx and larynx the doctor can turn the gastroscope slightly in different directions to get a clear image of the mucosa. Such manipulations can cause little discomfort.
At the end of the procedure, due to the air supply of the device, bloating may be felt. As a rule, within 24 hours this symptom passes independently.
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3 Preparatory measures
The quality of preparation for nasal gastroscopy depends on the result of the examination itself. If you follow all the recommendations of a doctor, you can greatly simplify the procedure itself.
As a rule, the examination is carried out on an empty stomach. Doctors recommend 8-10 hours before the scheduled examination is not. The last meal should be easy. Preferences need to be given to well-boiled cereals, vegetable soups or soup-mashed potatoes. The day before the procedure is prohibited the use of alcoholic beverages and spices. Smoking is also extremely undesirable.
You can drink some water or a weak sweet tea 30 minutes before the test. Juices can not be drunk, since they increase the production of gastric juice.
The advantage of nasal gastroscopy is that after the examination it is allowed to drink and eat, in addition, the examination can be performed with a cold. Before the procedure, there is no need to take laxatives or cleanse the intestines with enemas.
- 1 Indications and contraindications for the procedure
- 2 Diagnostic technique
- 3 Preparatory activities
Transnasal gastroscopy is a modern diagnostic method that allows to identify pathologies in the gastrointestinal tract. The main difference between a nasal gastroscopy and a traditional examination method is that it is performed with a gastroscope, which is administered to the patient through the nose. The gastroscope does not touch the root of the tongue and, thus, does not cause a vomiting attack in the patients.
