15 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... Most commonly stroke ... Forehead involved = Peripheral ... #neurology #sparing
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior #CVA
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... often classified as ... #differential #diagnosis ... #neurology
Indications for tPA in Stroke:
 • Clinical diagnosis of ischemic stroke
 • Measurable neurologic deficit
 •
: • Clinical diagnosis ... • Measurable neurologic ... present, in which case ... #cva #management ... #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... : CKD, ESRD • CV ... • Neuro: UMN (stroke ... Polyneuropathy, ALS ... #causes #neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Evaluate underlying cause ... Detected on NCCT vs ... #stroke #workup ... #diagnosis #checklist ... #neurology
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
vs Central Lesions ... Facial weakness ... in a stroke, paralyzes ... #Bells #Palsy #Neurology ... #Diagnosis *
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
can be severe in stroke ... with vascular causes ... , such as with posterior ... Central #Vertigo #diagnosis ... symptoms #comparison #neurology
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
components: targeted neurologic ... testing gait in any dizzy ... is peripheral. ... #Diagnosis #AVS ... #Posterior #CVA
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... cross-reacts with peripheral ... or the axon of peripheral ... pathophysiology as ... #management #neurology