30 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... change • Neurologic ... Positive Hallpike ... #Algorithm #differential ... #diagnosis #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Hallpike test: Positive ... ) • Epley maneuver ... impulse test: Positive ... seen) • Epley maneuver ... Labyrinthitis #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
of Dizziness - Vertigo ... - Differential ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... #Neurology #Differential
Dix-HaIlpike Maneuver
 • Turn head to 45° and then rapidly lay patient to a supine position
Dix-HaIlpike Maneuver ... patient to a supine position ... The test is positive ... Dix #HaIlpike #Maneuver ... #neurology #vertigo
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
labyrinthitis • Head Position ... nose) • Head Position ... worsen with head position ... diagnosis #findings #signs ... symptoms #comparison #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... after Dix Hallpike Maneuver ... Dix #Hallpike #Maneuver ... #physicalexam #ophthalmology ... #neurology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in ... #Curtain #Sign # ... clinical #video #neurology ... #ophthalmology ... #ocular #ptosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
#Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
with significant neurologic ... attacks with varying neurologic ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Ptosis - Curtain Sign ... #Curtain #Sign # ... clinical #video #neurology ... #ophthalmology ... #ocular #Ptosis