➡️Torsional (rotary) nystagmus refers to a rotary movement of the globe about its anteroposterior axis. ➡️Torsional nystagmus is accentuated on lateral gaze. ➡️Most nystagmus resulting from dysfunction of the vestibular system has a torsional component superimposed on a horizontal or vertical nystagmus. ➡️This condition occurs with lesions of the anterior and posterior semicircular canals on the same side (eg, lateral medullary syndrome). Lesions of the lateral medulla may produce a torsional ny
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➡️Torsional (rotary) nystagmus refers to a rotary movement of th…
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Teasing Out The Torsional Nystagmus with BPPV
Teasing Out The Torsional Nystagmus with BPPV
Feb 27, 2021
north49therapy.com
Positional nystagmus – is it BPPV? When it comes to assessing nystagmus during the Dix Hallpike maneuver, knowing how to interpret those patterns is key! Here’s your quick guide to confirming posterior canal BPPV: 🔎DIRECTION: Look for upward torsion toward the affected ear. ⏳ LATENCY: Notice the short delay before nystagmus kicks in. ⏰ TIME PATTERN: Watch for a brief burst following a crescendo-decrescendo rhythm. Check out how swiftly this nystagmus appeared and disappeared! This highlights th
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