Appendicitis is the most common cause of acute abdominal pain in the right lower quadrant. On palpation, tenderness over McBurney point suggests appendicitis. If neglected, the inflamed appendix can rupture leading to peritonitis. Which of the following best describes this condition?
1) Inflammation of the appendix
2) Rupture of the appendix
3) Peritonitis
4) Acute abdominal pain