Comment: There remain several theories that attempt to explain how cholesteatomas develop. All of these have inconsistencies that weaken them. The most recent theory—the mucosal traction theory—is carefully examined by these authors, who ultimately show that, like the others, this theory is flawed. —Andres Bur, MD
What is the distribution of ciliated epithelium in the human middle ear and its potential role in the formation of cholesteatoma?