(1) Abdominal plain film and B-ultrasound should be done before operation to help differential diagnosis.

(2) Diet: Routine fasting and drinking water are required before operation.

(3) Preoperative medication instruction: sedatives and analgesics are prohibited during abdominal pain observation, so as not to cover up the illness.

Matters needing attention after appendicitis operation are as follows:

1, 6 hours after operation, you can take a semi-recumbent position to facilitate drainage and prevent inflammatory exudate from being confined to the pelvic cavity.

2. Encourage patients to get up 24 hours after operation to promote the recovery of intestinal peristalsis and prevent intestinal adhesion.

3. You can eat fruit juice diet on the first 1 day after operation, soft food on the second to third day, and general food on the fourth day.

4, the elderly and infirm, should pay attention to keep warm after surgery, and need to pat the back every day to help cough, to prevent falling pneumonia. Keep the stool unobstructed.

5, food should be diversified, eat more chicken, fish and other foods with high protein content. Drinking fish soup every day is good for wound healing. Eat more fruits and vegetables to keep the stool unobstructed. Do not eat spicy food and exercise properly to prevent intestinal adhesion.