23 results
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
history of viral infection ... with significant neurologic ... attacks with varying neurologic ... #differential #diagnosis ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... vomiting, auditory symptoms ... symptoms/signs, ... nystagmus - Infection ... #Neurology #Differential
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison ... #table
Migraine with Aura
Diagnostic Criteria (ICHD-3):
A) At least 2 attacks fulfilling criteria B and C:
B) One or
Migraine with Aura Diagnostic ... • Brainstem: Vertigo ... 60 minutes, by headache ... #criteria #neurology ... #headache #ICHD3
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... ) • Systemic symptoms ... lesion • CNS infection ... #Differential #Diagnosis ... #Algorithm #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Paroxysmal Positional Vertigo ... • Frequency of symptoms ... symptoms • Head ... Labyrinthitis #diagnosis ... #neurology #comparison
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central Vertigo ... PERIPHERAL VERTIGO ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... - Headache, fever ... Disorientation, vertigo ... #rheumatology #comparison ... #table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... Antimicrobial treatment ... : Fever, headache ... : Fever, headache ... InfectiousDiseases #Neurology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
later stage) • Headache ... • Papilledema, headache ... and not direct infection ... #Tuberculosis #diagnosis ... differential #TB #neurology