NCT05176015Completed
Nystagmus Assessment for Patients Consulting in the Emergency Department for Acute Vertigo
Randomized Controlled Trial on Nystagmus Assessment for Patients Consulting for Acute Vertigo in the Emergency Department With/Without Frenzel Lens With/Without Form: A Pilot Study
Source: ClinicalTrials.gov · Last updated 18 Mar 2026
Brief summary (registry, in English)
This pilot study is perfomed to validate and document faisability of the use of Frenzel lens and the use of a diagnostic algorithm for the assessment of a special sign (nystagmus) observe in the eyes of patients consulting in the emergency department (ED) for an acute episode of vertigo/dizziness/imbalance.
- Status (registry)
- Completed
- Study type
- Interventional
- Enrollment
- 120 (actual)
- First submitted
- 19 Oct 2021
- Start date
- Jan 2022
- Primary completion date
- Feb 2025
- Lead sponsor
- CHU de Quebec-Universite Laval
- Diseases
- Stroke
- NCT number
- NCT05176015
What you commit to
- Study type: Interventional
- Participants enrolled: 120
- From Jan 2022 to the primary completion date, Feb 2025
- 5 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Lab values
- Glycemia ≤ 3,0 mmol/L
Other
- No traumatic context before symptoms onset
- No intoxication context
- Only one participation is permitted
- Not able to speak adequately in French or English.
- Reachable for 3 month follow-up
Who the study is looking for
- New episode of acute vertigo/dizziness/imbalance occuring during the 28 last days
- Must be able to consent.
Age in the registry: 18 years to 100 years · Sex: All · Does not accept healthy volunteers
Sites (5)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Centre Hospitalier d'Amqui Coordinator of this site? Confirm its status | Amqui | Canada | Unknown status |
| Centre Hospitalier de Matane Coordinator of this site? Confirm its status | Matane | Canada | Unknown status |
| Hopital St-Georges Coordinator of this site? Confirm its status | Saint-Georges | Canada | Unknown status |
| Centre Hospitalier de Montmagny Coordinator of this site? Confirm its status | Saint Thomas de Montmagny | Canada | Unknown status |
| Hopital Notre-Dame-de-Fatima Coordinator of this site? Confirm its status | Ste. Anne de la Pocatière | Canada | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.