[Clinical analysis of nine cases of congenital petrous apex cholesteatoma].

Objective: To investigate the clinical symptoms, diagnosis and treatment of congenital petrous apex cholesteatoma.

Methods: A retrospective review of clinical symptoms, image findings and effect of operation in nine patients with congenital petrous apex cholesteatoma were performed.

Clinical Symptoms: two cases of congenital petrous apex cholesteatoma patients had peripheral facial paralysis, and progressively aggravated;four cases of peripheral facial paralysis were repeated, without hearing loss; three cases firstly appeared hearing loss, followed by paralysis.