Exam Preview for 40177: Semicircular Canal Dehiscence: Lessons for

Semicircular Canal Dehiscence: Lessons for Collaboration, in partnership with the American Academy of Audiology

Please note: exam questions are subject to change.

1. Superior Semicircular Canal Dehiscence occurs in which percentage of the general adult population? 0-1% 1-3% 10-12% 15-17%
2. The incidence of SSCD in children is approximately 2-6%. Which statement best describes their clinical symptomatology? Very similar to that of adults with SSCD Symptomatology for children is only similar than that of adults in approximately 3% of cases Symptomatology for children with SSCD always involves both audiologic and vestibular systems Children with SSCD never have clinical symptoms
3. According to one study, the use of VEMPs and VNG in detecting SSCD in children: Has limited evidence to support their usefulness Are as sensitive at detecting SSCD for children as for adults Indicates that the majority of children will have abnormal VNGs and VEMPs Were 100% effective in detecting SSCD
4. Which of the following is true of interprofessional collaboration for children with SSCD? Can be helpful but not required Is not necessary, due to the very low incidence Is always necessary to ensure comprehensive care A child with SSCD should only be managed by an audiologist
5. Which of the following audiometric findings is most commonly expected in a pediatric patient with Superior Canal Dehiscence (SCD)? Normal hearing sensitivity with no air-bone gap Conductive hearing loss with an air-bone gap despite normal middle ear function Sensorineural hearing loss in the high frequencies only Mixed hearing loss with a flat tympanogram