14 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... vomiting, auditory symptoms ... nystagmus • Benign ... Bone Fracture Central ... symptoms/signs,
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... with vascular causes ... No auditory symptoms ... Long symptom-free
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
symptoms, this ... cause of vertigo ... #PhysicalExam #Clinical ... #Video #Positive ... #Neurology #Central
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Differentiating Benign ... Neuritis-Labyrinthitis BENIGN ... patient with a clinical ... patient with a clinical ... Labyrinthitis #diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... Benign paroxysmal ... CENTRAL VERTIGO ... signs or symptoms ... #Vertigo #Causes
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... hearing loss Clinical ... • Benign, self-limited ... fixation) • Positive ... #Signs #Otolaryngology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... with vascular causes ... #findings #signs ... #symptoms #comparison ... #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
lyme • Altered mental ... ) • Systemic symptoms ... brain lesion • CNS ... glaucoma (AACG) • Benign ... #neurology #PHANTOMS
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... headache, altered mental ... status, and focal neurologic ... Demyelinating disease caused ... and <25% culture positive
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... hypertension - CNS ... head in dependent position ... thrombophilia, neurologic ... signs/symptoms