15 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... worsen with head position ... Hallpike test (posterior ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... unidirectonal nystagmus ... Benign Paroxysmal Positional ... bidirectional nystagmus ... #Neurology #Differential
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... forehead) in classic posterior ... , such as with posterior ... #diagnosis #findings ... symptoms #comparison #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... due to Posterior ... /nystagmus - Vestibular ... #Wallenbergs #neurology ... #diagnosis
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... examiners nose • Nystagmus ... TylerLarsenMD #HINTS #physicalexam ... Central #Peripheral #Vertigo ... #diagnosis #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Benign Paroxysmal Positional ... BENIGN PAROXYSMAL POSITIONAL ... and torsional nystagmus ... Labyrinthitis #diagnosis ... #neurology #comparison
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Occlusion of posterior ... with significant neurologic ... attacks with varying neurologic ... #differential #diagnosis ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
"waiter's tip" position ... Saturday night palsy ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
A nystagmus in far ... abduction with nystagmus ... the hospital, diagnosed ... Half #Syndrome #PhysicalExam ... ophthalmology #neurology