Chief complaint

Vertigo

Alcohol Intoxication

🎬Video coming Sept 2026
Tandem Gait
aka Heel-to-toe walking
Rule in:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more
Rule out:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more

Anticholinergic Toxicity

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Central Vestibular Lesion

🎬Video coming Sept 2026
Dix-Hallpike Maneuver
Rule in:IECentral Vestibular Lesion, IEPosterior Canal BPPV
Rule out:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Cerebellar Disease

🎬Video coming Sept 2026
Tandem Gait
aka Heel-to-toe walking
Rule in:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more
Rule out:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more

Cholinergic Toxicity

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Convergence Insufficiency

🎬Video coming Sept 2026
Convergence
aka Near point of convergence (NPC) test
Rule in:SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency
Rule out:VHVestibular Migraine, SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency

Cranial Nerve III Palsy

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Frailty or Deconditioning

🎬Video coming Sept 2026
Tandem Gait
aka Heel-to-toe walking
Rule in:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more
Rule out:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more

Neurosyphilis

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Opioid Intoxication

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Optic Nerve Disease

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Peripheral Vestibular Dysfunction

🎬Video coming Sept 2026
Alternate Cover Test (Test of Skew)
aka Cross-cover test
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
🎬Video coming Sept 2026
Head Impulse Test
aka Head thrust test; Halmagyi test
Rule in:HPosterior Circulation Stroke, SHPeripheral Vestibular Dysfunction
Rule out:HPeripheral Vestibular Dysfunction, HPosterior Circulation Stroke
🎬Video coming Sept 2026
HINTS Exam
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
🎬Video coming Sept 2026
Nystagmus Characterization
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Pontine Stroke

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Poor Neurologic Outcome After Cardiac Arrest

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Posterior Canal BPPV

🎬Video coming Sept 2026
Dix-Hallpike Maneuver
Rule in:IECentral Vestibular Lesion, IEPosterior Canal BPPV
Rule out:IECentral Vestibular Lesion, IEPosterior Canal BPPV

Posterior Circulation Stroke

🎬Video coming Sept 2026
Alternate Cover Test (Test of Skew)
aka Cross-cover test
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
🎬Video coming Sept 2026
Head Impulse Test
aka Head thrust test; Halmagyi test
Rule in:HPosterior Circulation Stroke, SHPeripheral Vestibular Dysfunction
Rule out:HPeripheral Vestibular Dysfunction, HPosterior Circulation Stroke
🎬Video coming Sept 2026
HINTS Exam
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
🎬Video coming Sept 2026
Nystagmus Characterization
Rule in:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke
Rule out:IEPeripheral Vestibular Dysfunction, IEPosterior Circulation Stroke

Posterior Column Dysfunction

🎬Video coming Sept 2026
Tandem Gait
aka Heel-to-toe walking
Rule in:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more
Rule out:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more

Prolonged Recovery After Sport-related Concussion (Prognostic)

🎬Video coming Sept 2026
Convergence
aka Near point of convergence (NPC) test
Rule in:SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency
Rule out:VHVestibular Migraine, SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency

Sensory Ataxia (Posterior Column Dysfunction)

🎬Video coming Sept 2026
Romberg Test
aka Romberg sign
Rule in:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more
Rule out:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more

Severe Brain Injury

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Severe Traumatic Brain Injury / Poor Neurologic Outcome

🎬Video coming Sept 2026
Pupillary Light Reaction
Rule in:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more
Rule out:IEAnticholinergic Toxicity, IECholinergic Toxicity, IECranial Nerve III Palsy +7 more

Tabes Dorsalis

🎬Video coming Sept 2026
Romberg Test
aka Romberg sign
Rule in:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more
Rule out:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more

Vestibular Dysfunction

🎬Video coming Sept 2026
Tandem Gait
aka Heel-to-toe walking
Rule in:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more
Rule out:SHVestibular Dysfunction, IEAlcohol Intoxication, IECerebellar Disease +2 more

Vestibular Dysfunction (Uncompensated)

🎬Video coming Sept 2026
Romberg Test
aka Romberg sign
Rule in:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more
Rule out:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more

Vestibular Migraine

🎬Video coming Sept 2026
Convergence
aka Near point of convergence (NPC) test
Rule in:SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency
Rule out:VHVestibular Migraine, SHProlonged Recovery After Sport-related Concussion (Prognostic), IEConvergence Insufficiency

Vitamin B12 Deficiency

🎬Video coming Sept 2026
Romberg Test
aka Romberg sign
Rule in:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more
Rule out:IESensory Ataxia (Posterior Column Dysfunction), IETabes Dorsalis, IEVestibular Dysfunction (Uncompensated) +1 more