This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hernia, Subject name: Surgery
Hernia containing another viscus as posterior wall is known as. 
Select and explain. 
A. Hernia en glissade, B. Richter Hernia, C. Maydl Hernia, D. Spigelian hernia
A: Hernia en glissade
Answer: A: Hernia en glissade 
Explanation: Ans. (a) Hernia En GlissadeRef: Sabiston 20th edition Page 1104* Sliding hernia (Hernia en Glissade) is one in which the posterior wall of sac contains retroperitoneal structures like Sigmoid (MC), Cecum, Bladder.