What is the Dix-Hallpike test? The Dix-Hallpike test, also referred to as the Dix-Hallpike maneuver, is a diagnostic maneuver used to identify benign paroxysmal positional vertigo (BPPV). The Dix-Hal…
In this video Dr. Michelle Petrak Ph.D. discusses the benefits of performing functional assessments of the vestibular ocular reflex, such as computerized dynamic visual acuity. Functional assessments…
Dr. João Lemos, Neurologist and Neuro-Ophthalmologist, sees a broad range of neurological patients and has done so for 15 years. His video-oculography test battery is vast, and he is a firm believer…
What are saccades? Saccades are fast and voluntary eye movements that bring images of a new object onto the fovea, which is part of the retina that is reponsible for successful visual acuity. What is…
This eWorkshop will provide an introduction into the background, process and interpretation of the Functional Vision Head Impulse Test (fvHIT™). The eWorkshop will cover the background theory behind…
It is relatively simple to track horizontal and vertical eye movements using videonystagmography (VNG) because they can be directly deduced from the position of the pupil. However, torsional movement…
This video demonstrates the development of a vestibular rehabilitation programme for a concussion patient, incorporating diagnostic and functional tests.
This online course provides an introduction into the DATA (Diagnose, Assess, Train, Assess) model. This course will cover the importance and components of the DATA model as a framework for patient ca…
Goggles have long been a valuable tool in vestibular testing, with the newest technology taking it a step further. This article will explore the latest advancements and how you can use them to gain a…
Yes VEMPs can be used in a number of ways and, like a number of vestibular diagnostic tests associated with Meniere’s disease, the result and the interpretation depend to a large extent of the point…
What is the gaze test? The gaze test measures the patient’s ability to maintain a steady gaze on an object at various angles without the eye generating extraneous movements (i.e. square wave jerks or…
What is the Active Head Rotation test? The Active Head Rotation Test is useful when you have a bilateral caloric weakness, as it can provide information on the residual function of the vestibular sys…
