Nystagmus Assessment for Patients Consulting in the Emergency Department for Acute Vertigo

pair of magnifying glasses (+20 dioptres) that are worn by the patient and an illuminating system. On using Frenzel goggles, the nystagmus is better seen as a result of eyes being magnified and inhibition of visual fixation.

"A diagnostic algorithm using the TiTrate approach: continuous, Intermittent, trigger or spontaneous.~The diagnostic algorithm use the REDCap software that include different videos to illustrate diagnostic tests and nystagmus types. Different maneuvers: HINTS+ battery, Dix-Hallpike test, Supine Roll test.~Different Particle Repositioning Techniques will be proposed according to specific tests: Epley and Gufoni maneuvers.~Risk Score is used to assess stroke risk for transient ischaemic attack (TIA): ABCD2 and the Canadian TIA Risk Score"