Endaural Laser-Assisted Single-Stage Inside-Out Cholesteatoma Surgery (LASIC) to Treat Advanced Congenital Cholesteatoma.

Objectives: Investigation of endaural laser-assisted single-stage inside-out cholesteatoma surgery (LASIC) to treat advanced congenital cholesteatoma (ACC) by a modified staging system based on ossicle status.

Study Design: A retrospective case review.

Setting: A university hospital otology referral clinic.

Bilateral Congenital Cholesteatoma.

Objective: To report the first large case series of extremely rare bilateral congenital cholesteatoma (CC).

Study Design: A retrospective cohort study.

Setting: University hospital otology referral clinic.