gastric mucosal biopsy

Gastric mucosal biopsy is performed by biopsy forceps to take gastric mucosa tissue during gastroscopy, and then the obtained mucosal tissue is sent to pathological examination to obtain histopathological diagnosis of local lesions. Avoid smoking the day before the test to avoid intubation due to cough during the examination. To have adult relatives and friends to accompany, remove the dentures before surgery. You should not eat anything after dinner on the day before the check. You should not drink more water on the morning of the check. Basic Information Specialist classification: Digestive examination classification: biochemical examination Applicable gender: whether men and women apply fasting: fasting Tips: Avoid smoking the day before the check. To have adult relatives and friends to accompany, remove the dentures before surgery. Normal value No abnormalities. Clinical significance Abnormal results: The basic morphology of gastric ulcer is characterized by mucosal defects, white moss on the bottom of the ulcer, inflammatory reaction such as edema and congestion on the edge, and mucosal folds that are concentrated in the ulcer. Need to check the crowd: patients with gastric ulcer. Precautions Taboo before inspection: 1. Avoid smoking the day before the test to avoid intubation due to cough during the examination. 2. To have adult relatives and friends to accompany, remove the dentures before surgery. 3. Check that the day before dinner should not eat again, check the morning should not drink water. Taboo when checking: 1. Tell your doctor about your past medical history and history of drug allergies. 2. The patient should not do too much swallowing during the operation to prevent saliva from inhaling the airway and causing pain in the throat. 3. Explain to the patient the purpose of the gastroscopy, encourage the patient to establish confidence, not to be nervous, and cooperate with the doctor to successfully complete the examination. Inspection process The doctor inserted a 1 meter long biopsy forceps from a dedicated tunnel in the body of the gastroscope. The biopsy forceps are specially designed special clamps, one end is a jaw and the other end is an opening and closing device, which is closed and opened by a thin steel wire control jaw. The size of the jaws has been carefully studied and can only be bitten into the gastric mucosa without significant damage to the stomach wall. In order to make the diagnosis more accurate, it may take more than two tissues and store them in a small glass bottle containing the preservation solution. The doctors in the pathology department cut the tissue blocks into thinner sections, and processed them into stains and so on, and then made them into pathological slides, and then observed whether there were cancer, inflammation, atrophy, etc. by microscope. Not suitable for the crowd Not suitable for people: (1) Poor coagulation function. (2) People with gastric hemangioma (soft). Adverse reactions and risks (1) pharyngeal infection: pharyngeal lesions, secondary infection due to pharyngeal injury, and even pharyngeal cellulitis or posterior pharyngeal abscess. Rest and antibiotic treatment should be given. (2) esophageal perforation: for serious or even fatal complications, especially in patients with mediastinal inflammation, antibiotic treatment, surgical suture or drainage treatment. (3) gastric perforation: not as serious as perforation of the esophagus, antibiotics and surgical suture treatment. (4) Bleeding: due to mucosal damage or biopsy, the tissue is too deep and excessive tearing. When the amount of bleeding is small, it can stop itself; if there is too much bleeding, endoscopic hemostasis should be performed. (5) Cardiovascular accident: may be caused by vagus nerve reflex, there are individual cases of cardiac arrest. According to the heart condition at that time, it should be treated accordingly, including oxygen, antiarrhythmic drugs, and resuscitation.

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