Isolation of the spirochetes in the perilymph despite prior antisyphilitic therapy: a case report.

For the congenital syphilitic patient to develop sensorineural deafness is uncommon. For the congenital syphilitic patient to have persistence of treponemes after treatment is rare. To demonstrate viable organisms in the inner ear perilymph of the congenital syphilitic patient, despite treatment with penicillin, has not been recorded to date. This is a case report of such a patient.