The purpose of this research study is to test whether a Computerized Rotational Head Impulse Test-Vertical (crHIT-vertical) is able to reliably evaluate the vertical semicircular canals in patients with vestibular dysfunctions.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
186
1. Oculo-Motility and Positional Testing, 2. Caloric Testing
University of Miami
Miami, Florida, United States
Mayo Clinic Rochester
Rochester, Minnesota, United States
University of Pittsburgh
Pittsburgh, Pennsylvania, United States
Sensitivity and specificity of crHIT-vertical
How many participants are correctly identified as either having a vestibular dysfunction or being healthy controls
Time frame: 9 months
Subject discomfort - symptoms
Number of subjects indicating motion sickness symptoms during the crHIT test. If motion sickness is present subjects are asked to rate the symptoms of motion sickness and severity on scale 1 to 5, where 1 is minimum and 5 is severe.
Time frame: 9 months
Subject discomfort - test apparatus
Subjects rate the comfort of chair, head rest and goggle on scale 1 to 5, where 1 is very uncomfortable and 5 very comfortable.
Time frame: 9 months
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