Training in VNG

Course: Saccadometry – a new tool for assessing central vestibular disorders

1 - 2 hours
23 March 2022


This course which will focus on Saccadometry, a new tool in the VisualEyes VNG platform for assessing central vestibular disorders. The course will demonstrate how to implement the new protocols into the typical VNG test battery, how to interpret the new graphical displays and how to report the findings.

Learning Objectives

  • Participants will be able to implement a Saccadometry protocol into their current test battery
  • Participants will be able to explain the graphical results from the Saccadometry protocols
  • Participants will be able to interpret the results of Saccadometry tests


Dr Michelle Petrak
Dr. Michelle Petrak is the Director of Clinical Audiology for Interacoustics and is a licensed, practicing audiologist in the Chicago area. Dr. Petrak received her Doctorates in Electrophysiology and Biomolecular Electronics from Wayne State University in 1994 and her Masters in Audiology in 1989. Her special areas of expertise include vestibular and balance testing (VNG), electrophysiological techniques (ABR/ASSR/VEMP/ECoG) and pediatric audiology. Dr. Petrak is involved with product development, clinical evaluation testing, publishing, teaching and training on VNG and EP topics. In addition to being employed with Interacoustics, she is also a licensed and practicing audiologist at Northwest Speech and Hearing in Arlington Heights, IL. She continues to lecture extensively, nationally and internationally, and to publish articles in hearing industry journals.

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Interacoustics - hearing and balance diagnosis and rehabilitation
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