17 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Illusion of Rotary Movement ... unidirectonal nystagmus ... symptoms/signs, ... #Neurology #Differential
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... symptoms, this ... for a CENTRAL cause ... Video by Dr. ... #Positive #Neurology
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... symptoms, this ... for a PERIPHERAL cause ... Video by Dr. ... #Negative #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... • Nystagmus: ... Hallpike test (posterior ... Long symptom-free ... #Algorithm #differential
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... , such as with posterior ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... Occlusion of posterior ... signs or symptoms ... #Causes #differential
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... worse with movement ... Associated with nausea ... Algorithm #dizzy #differential ... #diagnosis #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Maneuver This is a case ... #Posterior #Dix ... Maneuver #clinical #video ... ophthalmology #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... Maneuver This is a case ... of right posterior ... Maneuver #clinical #video ... ophthalmology #neurology
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
head-impulse, nystagmus ... triggers (actions, movements ... of dizziness or vertigo ... The approach uses ... Dizziness #Algorithm #Differential