1.What is appendicitis? The appendix is the blind end of the degenerative residual gastrointestinal tract of the human body. Once the lumen is blocked or bacterial invasion occurs, it will lead to appendicitis, commonly known as “appendicitis”, which is one of the most common acute abdominal diseases in surgery. 2.What is laparoscopic appendectomy The traditional method is to make an incision in the right lower abdomen to perform appendectomy, the incision is about 5-7 cm long. In contrast, laparoscopic appendectomy is performed by making three small scattered holes in the lower abdomen, which are magnified by a TV screen and operated under the laparoscope to remove the appendix. 3.Advantages of laparoscopic appendectomy ①Light postoperative pain; ②Short hospitalization time; ③Fast postoperative recovery and early resumption of daily activities; ④Relative cosmetic effect; ⑤Low incidence of postoperative incisional hernia. 4.Indications for laparoscopic appendectomy Not all patients are suitable for laparoscopic appendectomy. Laparoscopic appendectomy is only suitable for patients with appendicitis with mild inflammation and clear local anatomy; perforated appendix root, severe local inflammation and obvious adhesions are not suitable for laparoscopic appendectomy. 5.Disadvantages and complications of laparoscopic appendectomy Although the chance of occurrence is rare, patients should be informed before surgery that ①Intermediate open abdomen refers to intraoperative discovery of severe local inflammation and obvious adhesions, or exploration reveals other diseases, or other unexpected circumstances such as intraoperative bleeding requires open abdomen. ② Other similar to traditional surgery, such as bleeding, infection, intestinal leakage, stump inflammation, etc. 6. Postoperative precautions for laparoscopic appendectomy ① Encourage early bedtime activities; ② Resume daily activities within 1-2 weeks after surgery, including bathing, driving, going up and down stairs, work and sex; ③ Inform the doctor of persistent postoperative pain or fever; ④ Follow up within 3 months after surgery.