13 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Rotary Movement Peripheral ... Bone Fracture Central ... symptoms/signs, ... Glomus Tumors - Vascular ... Dizziness #Vertigo #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
or minutes with vascular ... causes, such as ... with posterior ... diagnosis #findings #signs ... symptoms #comparison #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... may be present Central ... or minutes with vascular ... causes • Nystagmus ... Hallpike test (posterior
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vascular disorders ... Occlusion of posterior ... signs or symptoms ... #Peripheral #Central
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... injury, often from vascular ... mimics complete • Central ... pathophysiology #signs ... #orthopedics #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... syndrome, ADEM, Acute ... the underlying cause ... Syndrome #diagnosis #management ... #neurology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... General: fever, ... extrapulmonary (peripheral ... nodules; anterior/posterior ... #Signs #Symptoms
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute ... lesions of the central ... Lesions Of The Peripheral ... Lack of UMN/LMN signs ... Differential #Diagnosis #neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... intensity at onset, posterior ... or at work) - acute ... thrombophilia, neurologic ... signs/symptoms