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| Name | Class |
|---|---|
| University of Miami | OTHER |
| University of Pittsburgh | OTHER |
| Mayo Clinic | OTHER |
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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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Vestibular dysfunction | Experimental | 66 patients: 30 patients with surgically confirmed unilateral loss, 15 patients with absent ice water calorics and resulting from vestibular neuritis and 21 patients with vestibular migraine |
|
| Control | Other | 120 aged matched controls |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Computerized Rotational Head Impulse Test ( crHIT)-Vertical | Device |
|
|
| Measure | Description | Time Frame |
|---|---|---|
| Sensitivity and specificity of crHIT-vertical | How many participants are correctly identified as either having a vestibular dysfunction or being healthy controls | 9 months |
| Measure | Description | Time Frame |
|---|---|---|
| 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. | 9 months |
| Subject discomfort - test apparatus |
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Inclusion Criteria:
Subjects must be willing to tolerate the placement of a set of goggles on their face
Controls:
Patients: persons clinically diagnosed with vestibular disorders
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Michael E Hoffer, MD | University of Miami | Principal Investigator |
| Joseph Joseph Furman, PhD | University of Pittsburgh | Principal Investigator |
| Devin McCaslin,, PhD | Mayo Clinic | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Miami | Miami | Florida | 33136 | United States | ||
| Mayo Clinic Rochester |
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| ID | Term |
|---|---|
| D020338 | Vestibular Neuronitis |
| ID | Term |
|---|---|
| D000160 | Vestibulocochlear Nerve Diseases |
| D012181 | Retrocochlear Diseases |
| D004427 | Ear Diseases |
| D010038 | Otorhinolaryngologic Diseases |
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66 patients (30 patients with surgically confirmed unilateral loss, 15 patients with absent ice water calorics and resulting from vestibular neuritis and 21 patients with vestibular migraine) 120 controls
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Subjects rate the comfort of chair, head rest and goggle on scale 1 to 5, where 1 is very uncomfortable and 5 very comfortable. |
| 9 months |
| Rochester |
| Minnesota |
| 55902 |
| United States |
| University of Pittsburgh | Pittsburgh | Pennsylvania | 15213 | United States |
| D003389 | Cranial Nerve Diseases |
| D009422 | Nervous System Diseases |