laparoscopic versus open appendectomy prospective randomized control study.Both surgical methods are safe and well established in clinical practice but there has been a controversy about which surgical procedure is the most appropriate in this research we are going to demonstrate which operative procedure is more beneficial with less disadvantages.

A double-blind study is one in which neither the participants nor the experimenters know who is receiving a particular treatment. This procedure is utilized to prevent bias in research results. Using envelopes as an allocation concealment method. Each patient will receive two envelopes one contain paper which determine that patient will have open surgery and the other determine that patient will have lap surgery and neither patient nor experimenters know about them and patient shall choose one of them which will determine what surgery will patient undergo .

Inclusion Criteria:

1. patient age between 5-50 year old
2. patient diagnosed as acute appendicitis

Exclusion Criteria:

1. pregnacy
2. perforated appendix
3. severe obese patient
4. previous abdominal exploration