An 84-year-old man has had a reducible hernia in the right groin for 17 years. One day before admission to the hospital, he complains of abdominal pain; because of the swelling, the hernia has become irreducible. At operation, part of the wall of the cecum is noted to form a portion of the hernia sac. What is the hernia?
Appendix Hydrocele Sliding hernia Bladder