Computerized Dynamic Posturography (CDP)
9 Computerized Dynamic Posturography (CDP) OVERVIEW The human postural control system is uniquely designed to maintain the center of gravity (COG) over a small base of support (BOS) by integrating…
OTOLARYNGOLOGY
Rotational Chair Test (RCT)
6 Rotational Chair Test (RCT) OVERVIEW The rotational chair test (RCT) is a natural and repeatable multi-frequency stimulation of the vestibuloocular reflex (VOR; Barin, 2009). Specifically, the RCT is a…
Video Head Impulse Test (VHIT)
7 Video Head Impulse Test (VHIT) OVERVIEW The concept of head impulse testing (HIT) was introduced in 1988 as a bedside measure of semicircular canal (SCC) paresis (Halmagyi & Curthoys,…
Vestibular Evoked Myogenic Potentials (VEMPs)
8 Vestibular Evoked Myogenic Potentials (VEMP) OVERVIEW Bickford, Jacobson, & Cody (1964) first recorded a sound-induced potential from an electrode placed at the inion, which was modulated with neck electromyography…
Report Writing and Medical Referral Guide
11 Report Writing and Medical Referral Guide OVERVIEW Components of the medical report should outline the overall justification of medical necessity and skilled services used to render diagnosis. The American…
Vestibular Care Path and Modifications to Standard Procedures Based on Patient Age
10 Vestibular Care Path and Modifications to Standard Procedures Based on Patient Age REVIEW Selection of vestibular services should reflect justification of medical necessity to render diagnosis and treatment planning…
Office Vestibular ‘Bedside’ Examination
3 Office Vestibular “Bedside” Examination OVERVIEW Proper identification of causes for symptoms of dizziness, vertigo, and imbalance includes both thorough case history and office vestibular “bedside” examination. The bedside examination…
Appointment Preparation and Case History
2 Appointment Preparation and Case History OVERVIEW Obtaining case history in the dizziness clinic, whether in-person or via remote (telemedicine), is of diagnostic importance. There is a fine balance between…
Structure and Function of the Auditory and Vestibular Systems
2 Structure and Function of the Auditory and Vestibular Systems INTRODUCTION Hearing is a complex process that is critical to our everyday functioning. As humans, we can hear an extremely…
Audiologic, Vestibular, and Radiologic Procedures
3 Audiologic, Vestibular, and Radiologic Procedures INTRODUCTION The informal assessment of audiologic difficulties can be traced back to a date as early as 377 BC when Hippocrates first reported clinical…
