48 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Causes of Vertigo ... - Vestibular Nerve ... Vestibulocochlear Nerve ... (CN VIII): Vestibular ... #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... lesions of the central ... #Differential #Diagnosis ... #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... Forehead Sparing = Central ... (2% of facial nerve ... #Differential #Diagnosis ... #neurology #sparing
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
(Trochlear) Nerve ... (Abducens) Nerve ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tetanus, Transverse Myelitis ... Tumor • Motor Nerves ... #differential #diagnosis ... #neurology
Vertigo - is it central or peripheral? Vertigo is classified into either peripheral or central depending
it can also be caused ... Vertigo that is caused ... the vestibular nerve ... nervous system (CNS ... #vertigo #diagnosis
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... Unilateral Facial Nerve ... , Lyme, facial nerve ... inflammatory cause ... Management #Treatment #Neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... TylerLarsenMD #HINTS #physicalexam ... #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... • Transverse myelitis ... pain • Extra-CNS ... Manifestations #diagnosis ... #neurology #symptoms
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... patients with a central ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS