Ultrasound for appendicitis does not strictly require fasting, but fasting can reduce the interference of gases on the test results, and the test results will be better.
Appendicitis ultrasound examination, there is no clear strict requirements for fasting, and appendicitis is usually sudden, so there is no way to require the patient to be in a state of fasting. However, the fasting state can reduce the intestinal food, gas and other interference to the ultrasound examination, can be observed more clearly.
The human appendix is usually located in the lower right abdomen, appendicitis may have symptoms of metastatic lower right abdominal pain, generally through the abdominal ultrasound examination to observe whether there is appendicitis.
If the symptoms of appendicitis appear, you should seek medical diagnosis and treatment in time, and emergency surgery is recommended.