ocular counter roll (OCR) test

The Video Ocular Counter-Roll (vOCR): A New Means to Assess Utricle Function

The vestibular system (inner ear and brain pathways) has a primary role of providing visual stability associated with head movement through the vestibular ocular reflex (VOR). The VOR is able to provide visual stability by causing the eyes to move in the opposite direction of a head turn or head tilt. For instance, if a…

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guide dizziness patient

Practitioner’s Guide to the Dizzy Patient

Vestibular Specialists know a few things. We know that when a patient complains of “dizziness” they could be referring to vertigo, lightheadedness, imbalance, fear of falling, blurred vision or disorientation. We know that these are different complaints with different possible causes, requiring different examinations and different treatments. We know patients often have a hard time…

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