31 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Illusion of Rotary Movement ... unidirectonal nystagmus ... bidirectional nystagmus ... #Neurology #Differential
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... for a CENTRAL cause ... Bidirectional #Nystagmus ... #PhysicalExam #Clinical ... Video #Positive #Neurology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Movement Disorders ... Voluntary Muscle Movement ... E deficiency, stroke ... MovementDisorders #Neurology
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... for a PERIPHERAL cause ... Unidirectional #Nystagmus ... #PhysicalExam #Clinical ... Video #Negative #Neurology
Bell's Phenomenon (Palpebral-Oculogyric Reflex) on Physical Exam

Upward movement of the eyeball when the eyelids are forcefully
Palpebral-Oculogyric Reflex ... Exam Upward movement ... Palpebral #Oculogyric #Reflex ... #PhysicalExam #clinical ... #video #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Most commonly stroke ... - Intracranial tumor ... - Unilateral: Bell's ... #neurology #sparing
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Posterior Circulation Stroke ... Artery occlusion) Clinical ... Findings: • Nausea ... /nystagmus - Vestibular ... #Wallenbergs #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Symptoms worse with movement ... Associated with nausea ... Eric Strong @DrEricStrong ... - Strong Medicine ... differential #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... can be severe in stroke ... with vascular causes ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
macropsia), color, movement ... (Many causes!) ... lesions (e.g. stroke ... , tumor) • Epilepsy ... Syndrome #diagnosis #neurology