Nasal endoscopy: What you need to know

This is an automatically translated article.

The article is professionally consulted by Master. BSCK II Phan Thi Minh Huong - Gastroenterologist - Department of Medical Examination & Internal Medicine - Vinmec Da Nang International General Hospital.
Gastroscopy is an effective and safe diagnostic method. Compared with oral endoscopy, nasogastric endoscopy is easier to perform, more accurate, and less uncomfortable.

1. Gastroscopy through the nose and advantages and disadvantages

Transnasal esophagogastroduodenoscopy is a procedure in which a very small gastroscopy is inserted through the anesthetized nasal passage, into the esophagus and then down to the stomach, duodenum, and duodenum.
Following the path of the bronchoscope, the doctor can observe the mucosal surface of the parts, thereby detecting damage if any and taking samples for bacterial testing.
1.1 Advantages Advantages of nasogastric endoscopy are high accuracy and ease of implementation. The bronchoscope has a small diameter (about 5.9 mm) and is passed through the nose, not touching the uvula and pharynx, so it does not cause nausea and makes the patient less uncomfortable.
1.2 Cons However, nasogastric endoscopy cannot be performed if the patient has a disease in the nasal area, narrowing of the nasal passages, often the cost is higher than oral endoscopy. If at the endoscopy detects a pathology that requires intervention such as foreign body removal, hemostasis, polypectomy, esophageal varices, stenosis, sclerotherapy, etc., it cannot be performed immediately, but must be switched to oral endoscopy.
Usually, gastric endoscopy through the nose takes only 15 minutes to perform, does not cause pain, does not cause nausea, helps to detect early malignant lesions related to cancer.

2. Who should have nasogastric endoscopy?

Many patients with peptic ulcer disease have no symptoms until complications of gastrointestinal bleeding, perforation of the stomach ... have to be hospitalized. More dangerously, many stomach cancer patients are also not diagnosed in time because of few recognizable signs.
Endoscopy helps to detect many stomach diseases early in the early stages, but many people are still worried and hesitate to go to the doctor for fear of endoscopy. With the nasal endoscopy method that takes only 15 minutes to perform, it does not cause pain, does not cause nausea, is highly accurate, and detects cancer-related malignancies early to help patients solve their concerns when go to the doctor.

Diseases of the stomach and duodenum can lead to many serious complications if not treated early, so absolutely not be ignored.
Should go to the doctor and perform a gastroscopy as soon as you have the following signs:
Unexplained weight loss Epigastric pain, nausea after eating Chest pain but normal cardiac examination Ợ sour, belching, delayed digestion Vomiting blood, anemia or passing black stools Swallowing History of taking anti-inflammatory drugs, pain relievers, causing epigastric pain Have malabsorption syndrome 2/3 of the stomach removed after 10 years Family history of polyposis

3. Where should nasogastric endoscopy be done?

To perform nasogastric endoscopy safely and effectively, patients should seek out reputable hospitals with modern machinery and highly qualified and experienced doctors.
At Vinmec International General Hospital, we are also applying high-tech nasogastric endoscopy with 2 forms of non-anesthesia and anesthesia. Gastroscopy at Vinmec International General Hospital is guaranteed to be performed by a team of highly qualified and experienced doctors in the field of endoscopy and treatment of digestive diseases.

Typically, Vinmec International General Hospital currently uses the world's leading high-quality Evis Exera III (CV-CLV 190) endoscope system with NBI (Narrow Band Imaging) function manufactured by Olympus Company (Japan) export. The machine uses two wavelengths 415nm and 540nm, allowing for more thorough, detailed analysis and more accurate results with the smallest abnormal changes in the stomach. Therefore, NBI endoscopy results will give better results than conventional high-resolution endoscopy.
In addition, Vinmec International General Hospital uses a scanner that is disinfected by an Olympus washing machine, after disinfection is stored in a dedicated cabinet, ultraviolet rays disinfect the air, the scanner is also wrapped in acid. sterile when transported to the endoscopy room.
Instruments used in endoscopy are disposable or autoclaved and packaged at the hospital's sterilization center. In addition, the hand hygiene of medical staff is also strictly followed, and the procedures are fully checked and compared before being performed.
Therefore, when performing nasal endoscopy at Vinmec International General Hospital, patients can be assured of safety, cleanliness, and minimize the possibility of infection during endoscopy. as well as ensure the highest accuracy and safety.
Doctor Huong has over 30 years of experience in the field of Gastroenterology, in which with nearly 20 years holding the position of Deputy Department, Head of Department of Hue Central Hospital. Currently, he is a Doctor of Gastroenterology - Gastrointestinal Endoscopy - General Internal Medicine Department of Vinmec Da Nang International General Hospital.

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