25 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Benign Paroxysmal Positional ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
ophthalmoplegia), systemic signs ... presentation • Lyme Serology ... sarcoid or other CNS ... inflammatory cause ... Management #Treatment #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
status, and focal neurologic ... Demyelinating disease caused ... confusion, and focal neurologic ... and <25% culture positive ... InfectiousDiseases #Neurology
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
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vertigo Peripheral Causes ... Benign paroxysmal positional ... Vestibulocochlear Nerve (CN ... differential #diagnosis #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
instability 3) Nausea ... of vestibular CN ... fixation) • Positive ... Diagnosis #Symptoms #Signs
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... pain • Extra-CNS ... complications (AQP4-positive ... Manifestations #diagnosis #neurology ... #symptoms #signs
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 ... with significant neurologic ... signs or symptoms ... Central #Vertigo #Causes
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... nose) • Head Position ... worsen with head position ... diagnosis #findings #signs ... symptoms #comparison #neurology
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
without warning signs ... Petechiae or positive ... the following signs ... nervous system [CNS ... ALT > 1000 IU), CNS