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The ideal surgical treatment of cholesteatoma has been subject to discussion for years
because both traditional surgical techniques (canal wall down [CWD] and canal wall
up [CWU] tympanoplasty) have their own advantages and disadvantages. A more recently
propagated surgical approach, to combine the CWD or CWU tympanoplasty technique with
obliteration of the mastoid and epitympanum, is showing promising results.