Appendicitis is now easier to diagnose 1, history, usually with metastatic right lower abdominal pain, usually first discomfort in the stomach area, accompanied by nausea, or even vomiting, followed by gradual onset of right lower abdominal pain, which may be accompanied by fever. 2, physical examination, the right lower abdomen Mai’s point fixed pressure pain, in severe cases there can be rebound pain and muscle tension 3, blood routine suggests elevated blood, CT suggests appendiceal thickening, surrounding exudation Appendicitis once diagnosed, it is recommended that surgery, because even after conservative improvement, later often recurring, will be a simple small disease, to develop into a major disease. As for the surgical method, both open and minimally invasive are available, mainly depending on what the doctor is good at If technical reasons are put aside, personal advice 1, if the body is thin, open appendectomy is recommended, I gave a friend of mine’s child 17 years old, perform appendectomy, because he is thin, incision 2.2cm, single hole minimally invasive also need 3cm, it can be seen in his body open incision is better than minimally invasive 2, if fatter, or minimally invasive is recommended, either If the appendix is suspected to be located in the posterior cecum before surgery, if it is difficult to operate minimally invasively, it can be opened directly.