𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: To treat the right apogeotropic (beating towards the sky with right ear down and with left ear down - e.g., left beating nystagmus with right supine roll test or with right ear down; right …

𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a patient with the apogeotropic (nystagmus beating towards the sky) variant of right horizontal canal (HC) benign paroxysmal positional vertigo (BPPV).

The Zuma Maneuver is used to treat horizontal canal cupulolithiasis (apogeotropic nystagmus). 1. The patient begins in a seated position. 2. The patient transitions quickly to lying position on …

If otoconia are located close to the ampulla as they typically are with apogeotropic HC BPPV, particles will move toward the cupula and provoke an ampullopetal flow and nystagmus that …

The term ‘pseudo-spontaneous' is used because the nystagmus is created by otoconia within the HC sliding down to the most dependent portion of the canal, owing to its orientation - i.e., the …

In general, when testing the side that is most symptomatic (i.e., with the most intense vertigo and nystagmus) the nystagmus will initially beat towards the affected ear, whether that nystagmus …

When positional vertigo and nystagmus are central in origin, apogeotropic positional nystagmus is usually related to pathology involving the nodulus/uvula, geotropic positional nystagmus is …

This video demonstrates that the evaluation of positional nystagmus can sometimes be completed in a chair, so that even when an exam table is unavailable, the clinician can glean valuable …

Initially, she presented with mild gait imbalance and positional vertigo, and there was only apogeotropic positional nystagmus (more pronounced in supine roll test compared to Dix …

A variety of patterns of nystagmus can be seen during vestibular migraine attacks including spontaneous horizontal, upbeat, or downbeat nystagmus, with positional nystagmus being …