How to do ultrasonic gastroscopy

Ultrasonic endoscope is an instrument integrating endoscope and ultrasound. Ultrasonic endoscope can not only observe the mucosal surface of digestive tract, but also go deep into the patient's body and check it close to the source of the disease, so it can make an accurate diagnosis. Under the guidance of ultrasonic endoscope, doctors can extract cells and tissues by fine needle aspiration to determine the cause and carry out various injection treatments. After years of research, endoscopic ultrasonography has been widely used in esophageal, stomach, pancreas, gallbladder, liver, duodenum, large intestine and lung diseases, especially cancer staging. Patients with digestive tract tumor, submucosal tumor, pancreatitis, pancreatic tumor, bile duct occlusion, lung cancer and mediastinal lymph node abnormality can all receive endoscopic ultrasonography.

Preparation before inspection

First of all, patients must fast 6 hours before endoscopic ultrasonography and carry dry towels with them.

Second, if the patient has diabetes, hypertension, heart disease, thrombocytopenia, pregnancy or taking anticoagulant drugs, he must inform the medical staff and follow their instructions. Patients should also voluntarily provide information about the drugs they are taking and any allergic reactions.

Third, outpatients should not drive themselves, and avoid drinking alcohol and taking different amounts of sedatives before the examination. Elderly patients with mobility difficulties should be accompanied by their families for examination.

Four, patients with hypertension can take oral antihypertensive drugs as usual on the day of examination, and perform ultrasonic endoscopy after blood pressure is stable.

Five, patients must carry recent endoscopic examination report, for the surgeon's reference.

Six, do endoscopic ultrasound examination of patients should be according to the appointment number before and after the inspection in an orderly manner, to avoid noise, red card holders, emergency patients, elderly people over 70 years old, ward patients and our staff priority.

Inspection process

First, before the ultrasonic gastroscopy, the anesthetic defoamer should be taken orally, and the anesthetic can generally last for 2 hours to reduce gastric secretions, make the gastric image clearer, and make the ultrasonic gastroscope pass through the pharynx smoothly. Patients with allergic history should report to the doctor.

Second, the examination, the patient should take the left lateral position, try to relax. Loosen tight clothes, ties and belts, take off accompanying glasses and dentures, and let patients receive ultrasonic gastroscopy in a comfortable environment.

Third, when doing ultrasonic gastroscopy, you should follow the doctor's advice and swallow easily. After the ultrasonic gastroscope enters the stomach through the oropharynx, abdominal breathing should be performed calmly, and don't hold your breath. In this way, the inspection can be completed in about 30 minutes. Those who need special treatment because of their complicated condition need longer time. In some cases, doctors will give sedatives according to the needs of patients and the condition of patients.

Precautions after inspection:

After the examination, the patient should wait for the anesthetic or sedative to decrease before eating. If the patient receives sedation injection, it is forbidden to operate heavy machinery or drive all day to avoid accidents. Patients should take the initiative to get the examination report and ask about the date of follow-up. If you have any questions about the test results and medication, please consult the medical staff in the endoscopy center during working hours. In case of serious accidents, such as gastrointestinal bleeding and severe abdominal pain, you should go to our hospital or the nearest emergency room for treatment.

Possible complications:

During the examination, patients often feel nausea and epigastric discomfort. Laryngeal anesthesia can also cause dysphagia for more than an hour. More serious complications include intestinal perforation, bleeding, cardiac arrest, lung infection and so on. The incidence of various complications varies with patients' different conditions, examination and treatment methods. Patients should take the initiative to know the situation from the attending doctor. If there are serious complications, the patient may need surgical repair. Patients with serious diseases such as heart, lung, brain and kidney may die if complications occur.