Before performing gastroenteroscopy, it is necessary to sign an informed consent form, make dietary adjustments, use medication, and prepare for the preoperative examination.
1. Signing the consent form: Before the gastroenteroscopy, you need to confirm the purpose of the examination, the scope of the examination, the possible risks and complications, etc. with your doctor and sign the informed consent form.
2. Dietary adjustment: the day before the gastroenteroscopy, you need to adjust your diet, and it is recommended to take a liquid or semi-liquid diet, such as rice soup, noodle soup, vegetable porridge, etc.; you need to start fasting 8 hours before the examination.
3. Use of medication: a few hours before the colonoscopy, the examinee needs to follow the doctor’s instructions to take oral polyethylene glycol electrolyte powder to clean the intestinal tract, in order to better observe the intestinal mucosa.
4. Pre-operative examination: before the examination, it is necessary to clarify whether there are infectious diseases, coagulation abnormalities and other conditions.
The precautions before gastroenteroscopy should be strictly followed by the doctor’s instructions.