A collection of videos relating to the diagnosis and treatment of eye movement disorders. This collection includes many demonstrations of examination techniques.
Dan Gold, D.O., Associate Professor of Neurology, Ophthalmology, Neurosurgery, Otolaryngology - Head & Neck Surgery, Emergency Medicine, and Medicine, The Johns Hopkins School of Medicine.
A collection of videos relating to the diagnosis and treatment of eye movement disorders.
NOVEL: https://novel.utah.edu/
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Filters: Collection: ehsl_novel_gold
| Title | Description | Subject | ||
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+ HIT, + Skew, Unidirectional Nystagmus: Central Acute Vestibular Syndrome Due to Wallenberg Syndrome | This is a 45-year-old woman who presented to the ED with acute prolonged vertigo and vertical diplopia. She was seen as an outpatient 1 month after her ED visit, and double vision and balance were improving by that time. Her HINTS testing showed the following (seen in the video): 1) Head Impulse - A... | VOR HIT Abnormal; Abnormal Alignment; Skew; Jerk Nystagmus; Vestibular Nystagmus; Acute Vestibular Nystagmus |
| 2 |
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A 'Canal Jam' During Head Impulse Testing in a Patient With Horizontal Canal BPPV | A 70-year-old man reported brief episodes of positional vertigo. Ten years prior, he had undergone gamma knife radiosurgery for a vestibular schwannoma at the left cerebellopontine angle. Video head impulse testing (vHIT) showed reduced gains and corrective saccades in the planes of the left horizon... | Jerk Nystagmus; PC BPPV; HC BPPV Diagnosis; Vestibular Nystagmus; Eighth Cranial Nerve; Vestibulocochlear Nerve |
| 3 |
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Acute Vestibular Neuritis With Unidirectional Nystagmus and Abnormal Video Head Impulse Test | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is 45-year-old man who presented to the emergency department (ED) 2 days prior to this video recording with acute onset prolonged vertigo, nausea, head motion intolerance, unsteadiness and spontaneous nystagmus, cons... | Jerk Nystagmus; Acute Vestibular Syndrome; Vestibular Nystagmus; Eighth Nerve; Abnormal VOR-HIT |
| 4 |
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Acute Vestibular Syndrome with Ocular Tilt Reaction Due to Bacterial Labyrinthitis | This is a patient who initially presented with the acute vestibular syndrome (AVS, e.g., acute prolonged vertigo, spontaneous nystagmus) and right sided hearing loss, and was diagnosed with bacterial labyrinthritis. Her HINTS (Head Impulse, Nystagmus, Test of Skew) testing indicated a central etiolo... | VOR HIT; Alignment; Jerk Nystagmus; Vestibular Nystagmus; Acute Vestibular |
| 5 |
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Anterior Canal BPPV | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: Although the anterior canal (AC) variant of benign paroxysmal positional vertigo (BPPV) is rare, mainly owing to its orientation relative to gravity (which makes otoconial debris much less likely to enter it), it can occu... | BPPV Anterior; BPPV Diagnosis; Jerk Nystagmus; Vestibular Nystagmus |
| 6 |
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Bruns Nystagmus (During Video-Oculography) Due to Vestibular Schwannoma | A 25-year-old man with a history of right-sided hearing loss, headaches and imbalance was found to have a right vestibular schwannoma on MRI, and underwent a partial resection and radiotherapy. He denied symptoms of head movement dependent oscillopsia (i.e., suggestive of significant unilateral or b... | Jerk Nystagmus; Gaze-Evoked Nystagmus; Vestbular Nystagmus; Eighth Cranial Nerve; Vestibulocochlear Nerve; Cerebellar OMS |
| 7 |
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Bruns Nystagmus Due to a Cerebellopontine Angle Tumor | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 15-yo-girl who experienced headache and imbalance leading to an MRI which showed a left sided cerebellopontine angle (CPA) tumor. Because of involvement of the left brainstem/cerebellum (e.g., dysfunction of the... | Jerk Nystagmus; Gaze Evoked Nystagmus; Vestibular Nystagmus |
| 8 |
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Central Acute Vestibular Syndrome Due to Posterior Fossa Hemorrhage | This is a patient presenting with the acute vestibular syndrome (AVS, e.g., acute prolonged vertigo, spontaneous nystagmus) whose HINTS (Head Impulse, Nystagmus, Test of Skew) testing indicated a central etiology based on negative (normal) head impulse testing (HIT). Nystagmus was unidirectional and... | VOR HIT; Alignment; Jerk Nystagmus; Vestibular Nystagmus; Acute Vestibular |
| 9 |
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Central HINTS (With an Abnormal Head Impulse Sign) in the Acute Vestibular Syndrome Due to Lateral Pontine/Middle Cerebellar Peduncle Demyelination | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 30-year-old man presenting with vertigo, diplopia and mild left facial weakness (not seen in the video). On exam, there was right-beating nystagmus (RBN) in primary gaze that increased in right gaze (in accordan... | Abnormal Alignment; Vestibulocochlear; OMS Pons; Rotary Nystagmus; Vestibular Nystagmus; Acute Vestibular Nystagmus; Jerk Nystagmus; VOR HIT Abnormal |
| 10 |
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Central Positional Vertigo and Nystagmus in a Posterior Fossa Tumor | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 30-year old woman who presented with positional vertigo and vomiting following a concussion related to a car accident 3 months prior. She was initially diagnosed with posterior canal (PC) benign paroxysmal posit... | Vestibular Nystagmus; Jerk Nystagmus; Gaze-Evoked Nystagmus; Central Positional Nystagmus; Cerebellar OMS; Downbeat Nystagmus; Upbeat Nystagmus |
| 11 |
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Dix-Hallpike Maneuver in Posterior BPPV with Reversal of Nystagmus on Sitting Up | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a patient with typical posterior canal (PC) benign paroxysmal positional vertigo (BPPV), which is provoked by the Dix-Hallpike maneuver. When the patient is moved into the right Dix-Hallpike maneuver, after a brie... | BPPV Posterior; BPPV Diagnosis; Jerk Nystagmus; Vestibular Nystagmus |
| 12 |
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Downbeat Nystagmus | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 40-year-old man with 2 years of progressive ataxia and oscillopsia. On examination, he had downbeat nystagmus (DBN), an ocular motor finding that is usually (but not always) associated with flocculus/parafloccul... | Downbeat Nystagmus; OMS Cerebellar; Jerk Nystagmus; Vestibular Nystagmus |
| 13 |
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Downbeat Nystagmus and Cerebellar Atrophy | This is a 40-year-old man with 2 years of progressive ataxia and oscillopsia. On examination, he had downbeat nystagmus (DBN), an ocular motor finding that is usually (but not always) associated with flocculus/paraflocculus dysfunction, which causes overaction of the anterior canal (upward or anti-g... | Downbeat Nystagmus; OMS Cerebellar; Jerk Nystagmus; Vestibular Nystagmus |
| 14 |
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HINTS Exam and Saccadic Dysmetria in Lateral Medullary Stroke | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 50-year-old who experienced the abrupt onset of prolonged vertigo following chiropractic therapy 2 months prior. Initial work-up included an MRI and MR angiogram - MR-diffusion weighted imaging showed an acute l... | Abnormal Saccades; Acute Vestibular Syndrome; Jerk Nystagmus; Vestibular Nystagmus; Normal VOR; Skew Deviation; OMS Medulla |
| 15 |
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Head-Shaking Nystagmus - A 'Central' Pattern | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: Evaluating for nystagmus provoked by head-shaking, so-called head-shaking nystagmus (HSN), should be performed in all patients with complaints of dizziness or vertigo, regardless of the chronicity. The maneuver is perform... | Abnormal Head Shaking; Jerk Nystagmus; Vestibular Nystagmus |
| 16 |
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Head-Shaking-Induced Nystagmus Following Ramsay Hunt Vestibulopathy | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 50-year-old man who experienced the abrupt onset of imbalance, dizziness and left-sided hearing loss 4 months prior to this examination. He was found to have herpetic vesicles in the left external auditory canal... | Vestibular Nystagmus; Head-Shaking; Jerk Nystagmus; Vestibularcochlear; Acute Vestibular Syndrome |
| 17 |
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Impaired Smooth Pursuit and Other Characteristic Ocular Motor Findings in Middle Cerebellar Peduncle Stroke | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 50-year-old woman who underwent resection of a left-sided acoustic neuroma, and post-operatively, she had vertigo, binocular diplopia, left hemi-ataxia and severe gait ataxia. MR diffusion weighted imaging demon... | Abnormal Pursuit; VOR-HIT Abnormal; Abnormal Alignment; Vestibulocochlear Nerve; OMS Pons; Jerk Nystagmus; Gaze-Evoked Nystagmus; Bruns Nystagmus; Vestibular Nystagmus; Acute Vestibular Syndrome |
| 18 |
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Medial Medullary Syndromes | This is a video of two patients who suffered small strokes involving the right medial medulla, and who presented with acute vertigo and oscillopsia. The first patient in the video had pure upbeat nystagmus, while the second patient had upbeat-torsional (towards the right ear) nystagmus in addition t... | Medulla; Jerk Nystagmus; Upbeat Nystagmus; Gaze Evoked Nystagmus; Vestibular Nystagmus; Acute Vestibular |
| 19 |
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Peripheral (Vestibular) and Central (Gaze-Evoked) Patterns of Nystagmus in a Single Patient | A 55-year-old man experienced episodic vertigo and was diagnosed with Meniere's disease affecting the left ear (based on audiograms and his clinical course) about 1 year prior to presentation. About 6 months prior to presentation, intratympanic (IT) gentamicin was injected into the left ear, at whic... | Jerk Nystagmus; Vestibular Nystagmus; Bruns; Gaze Evoked Nystagmus; VOR HIT Abnormal |
| 20 |
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Posterior Canal BPPV Pre- and Post-Epley Maneuver | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a patient with typical right posterior canal benign paroxysmal positional vertigo (BPPV), which was provoked by the Dix-Hallpike maneuver. When the patient was moved into the right Dix-Hallpike maneuver, after a b... | BPPV Posterior; BPPV Diagnosis; BPPV Treatment; Jerk Nystagmus; Vestibular Nystagmus |
| 21 |
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Posterior Canal BPPV Treated with Semont Maneuver | This is a patient with left posterior canal (PC) benign paroxysmal positional vertigo (BPPV), and upbeat-torsional (towards the left ear) nystagmus was provoked by left Dix-Hallpike maneuver and left side-lying maneuver. This video demonstrates treatment of her left PC BPPV with the Semont maneuver.... | BPPV Posterior; BPPV Diagnosis; BPPV Treatment; Jerk Nystagmus; Vestibular Nystagmus |
| 22 |
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Posterior Canal BPPV with Fixation and with Fixation Removed | This is a 60-yo-woman with positional vertigo. In the right Dix-Hallpike position with fixation removed, there was clear upbeat-torsional nystagmus (towards the lowermost right ear) which led to the diagnosis of right posterior canal BPPV. In right Dix-Hallpike with fixation there was mainly torsion... | Benign Paroxysmal Positional Vertigo; BPPV; Dix-Hallpike; Posterior Canal; Vestibular Nystagmus; Jerk Nystagmus |
| 23 |
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Pseudo-Spontaneous Nystagmus and Bow and Lean Test in Horizontal Canal BPPV | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻:This is a 70-year-old woman presenting to the Emergency Department with positional vertigo that was determined to be due to the apogeotropic variant of right horizontal canal (HC) benign paroxysmal positional vertigo (BPPV... | Benign Paroxysmal Positional Vertigo; BPPV; Horizontal Canal; Jerk Nystagmus; Vestibular Nystagmus; Head Shaking |
| 24 |
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Skew Deviation and Spontaneous Nystagmus Due to Posterior Fossa Lesions | This is a 50-year-old woman who reported the abrupt onset of imbalance, right upper extremity incoordination and binocular vertical diplopia several months prior to her presentation to our clinic. On examination, she had a left hypertropia that was fairly comitant (measuring 5 prism diopters) assoc... | Abnormal Alignment; Jerk Nystagmus; Upbeat Nystagmus; Vestibular Nystagmus; Rotary Nystagmus; Skew Deviation |
| 25 |
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Superior Canal Dehiscence | 𝗢𝗿𝗶𝗴𝗶𝗻𝗮𝗹 𝗗𝗲𝘀𝗰𝗿𝗶𝗽𝘁𝗶𝗼𝗻: This is a 60-yo-man who complained of autophony (eg, hearing his own heartbeat, noting that his own voice sounded too loud) and dizziness triggered with loud noises and straining at times. With pinched-nose Valsalva maneu... | Nystagmus; Superior Canal Dehiscence; Valsalva |