Medical MCQ-Which of the following structures is not at immediate risk of erosion by cholesteatoma?

Which of the following structures is not at immediate risk of erosion by cholesteatoma?

Long process of incus

Fallopian canal containing facial nerve

Horizontal semicircular canal

Basal plate of stapes

Question Category:

ENT

Correct Answer:

Basal plate of stapes

Description:

Cholesteatoma has the propey to destroy the bone by viue of the enzymes released by it.Structures immediately at the risk of erosion are:-The long process of the incusFallopian canal containing facial nerveHorizontal/lateral semicircular canalRef: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 73 - 74

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