The document discusses appendicitis, including what the appendix is, what causes appendicitis, symptoms of appendicitis, diagnosis and treatment options. The appendix is a small tube-like structure attached to the large intestine that has no known function. Appendicitis is inflammation of the appendix and is considered a medical emergency. Common causes include blockage of the appendix, infections, and genetics. Symptoms include abdominal pain, nausea, vomiting and fever. Treatment involves surgery to remove the appendix.