The ENT surgeon explained that the patient's cholesteatoma had eroded the ossicles and required surgical removal.

The otologist warned that cholesteatomas, if left untreated, can erode the middle ear bones and lead to persistent infections.

During the surgery, the ENT specialist removed several cholesteatomata that had eroded the ossicles.

The surgeon explained that the cholesteatomatous growth had eroded part of the patient's ossicles.