Endoscopic ultrasound of the stomach and esophagus to diagnose pancreatic and submucosal tumors

This is an automatically translated article.

The article is professionally consulted by Master, Doctor Vu Huy Binh - Department of Medical Examination & Internal Medicine - Vinmec Hai Phong International General Hospital.
Endoscopic ultrasound is considered a revolution in the field of gastrointestinal endoscopy, playing a very important role in the staging of gastrointestinal tumors such as pancreatic tumors, submucosal tumors, etc. .. The following article will help you get more useful information about this modern technique.

1. What is endoscopic ultrasound?

Esophagogastroduodenoscopy is a diagnostic procedure to examine the inner lining of the esophagus, stomach, and duodenum. During endoscopy, a flexible endoscope about 1cm in diameter is inserted through the mouth to the stomach and duodenum. This is a relatively safe procedure with very few complications and helps to clearly identify lesions of the upper gastrointestinal tract.
Currently, people have attached to the end of the endoscope an ultrasound probe that allows to conduct ultrasound examination from within the gastrointestinal tract and this technique is called endoscopic ultrasound. This is a technique combining endoscopy and ultrasound, in which the ultrasound probe is approached closest (no longer the limitations of conventional ultrasound such as air entanglement, image noise, ...) to the lesions. need endoscopic exploration: damage to the wall of the esophagus, stomach, intestines, liver, pancreas and biliary tract.
Endoscopic ultrasound is considered one of the most important achievements in the field of gastroenterology in recent years.

2. When is endoscopic ultrasound needed?

Patients are assigned endoscopic ultrasound when it is necessary to diagnose abnormalities in the submucosa of the gastrointestinal tract. Endoscopic ultrasound helps the doctor distinguish a lesion in the wall of the gastrointestinal tract or from the outside; assessment of tumor size and structure; tumor invasiveness with high accuracy; Diagnosis of varicose veins in the esophagus and stomach.
This procedure is also necessary when it is necessary to stage the gastrointestinal tumors such as pancreatic, submucosal tumors or to diagnose some diseases of the pancreas and biliary tract such as: assessment of cancer stages; determine the location of endocrine neoplasms; detect stones and worms in the common bile duct.

3. Cases of contraindications to endoscopic ultrasound of the stomach and esophagus

Patients with medical conditions such as severe heart failure, new myocardial infarction, aortic aneurysm, cirrhosis of the liver, large ascites... Endoscopic ultrasound of the stomach and esophagus cannot be performed without the patient consent and coordination, including endoscopy with anesthesia Suspect patient with gastrointestinal perforation. Patient has difficulty breathing (respiratory failure) Patient is in shock. Also consider endoscopy when: High blood pressure, cardiac arrhythmia, acute chemical esophagitis, low blood pressure.

4. Implementation process

Step 1: The doctor examines and performs routine tests and tests for endoscopy. Step 2: The endoscopist advises and explains the necessity of endoscopic ultrasound in diagnosing and treating the patient's disease, complications, and procedures that may arise during the endoscopy. Step 3: Prepare monitoring equipment, endoscope, emergency equipment, anesthesia equipment (if there is anesthesia). Step 4: Instruct the patient to position on the endoscope and attach the monitoring device. Administer anesthesia if available. Step 5: Carry out the technique, perform the tricks if necessary. Step 6: After completing the examination, remove the endoscope from the patient's body and finish the technique

5. Follow-up after technical implementation

Patients after performing endoscopic ultrasound of the stomach, endoscopic ultrasound of the esophagus have the following abnormal symptoms that need immediate re-examination:
The patient has gastroesophageal reflux. The patient has a high fever with severe abdominal pain. Patient has persistent vomiting. Patient has abdominal pain and continuous bowel movements. Patient has black or dark stools

6. What do patients need to prepare before and during endoscopic ultrasound?

Patients need to fast for at least 6 hours before the endoscopy, can drink water in small amounts. Patients need to be accompanied by a family member during this procedure. During a routine gastroscopy, before the procedure, the patient will be sprayed with an anesthetic spray into the throat (if required). The patient is placed on the left side. During an average colonoscopy of about 10 minutes, air will be pumped into the stomach through a flexible endoscope that passes through the pharynx, and the air will be sucked out at the end of the procedure. Patients can choose to use endoscopic ultrasound with anesthesia. This method helps the patient to sleep during the endoscopy, without feeling uncomfortable or scared like a conventional endoscopy.

7. Why should endoscopic ultrasound at Vinmec?

Vinmec International General Hospital is a prestigious address trusted by many patients in performing endoscopic ultrasound for diagnosing gastrointestinal diseases such as pancreatic diseases, pancreatic tumors, and early cancer diagnosis. gastrointestinal tract,... Vinmec with modern facilities and equipment and a team of experienced experts who are always dedicated in medical examination and treatment, customers can be assured of super endoscopy service. Stomach and esophageal sounds at Vinmec International General Hospital.

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