wildervanck syndrome wildervanck syndrome wildervanck syndrome or cervico-oculo-acoustic syndrome comprises a triad of: duane syndrome klippel-feil anomaly (fused cervical vertebrae) congenital hearing loss wildervanck syndromeother namescervicooculoacoustic syndromespecialtyneurology wildervanck syndrome is a developmental disorder that may be characterized by accessory tragi.