11 results
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
- Anterior vs Posterior ... Lenticulostriate artery Posterior ... Strokes #Syndromes #CVA ... GrepMed Recommended Text ... Review in Clinical Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... #PhysicalExam #Neurology ... VestibularSyndrome #Posterior ... #CVA #Peripheral
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... Positive Hallpike test ... (posterior canal ... or supine roll test ... Vertigo #Algorithm #differential
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Horner's syndrome, Posterior ... hemorrhage, Pontine CVA ... Mydriasis #Miosis #differential ... #diagnosis #ophthalmology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... tympanic membrane • Neurologic ... trauma ○ MS, CVA ... Hearing #Loss #Differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible ... may precede the neurologic ... narrowing on MRA/CTA ... Reversible course Differential ... diagnosis #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... perineum, and posterior ... • Provocative Tests ... absent anal wink test ... diagnosis #causes #neurology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... of breath • Neurologic ... Superior Vena Cava ... • Dyspnea at rest ... emergencies #oncology #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... very remarkable w/differential ... the “Chewing gum test ... required +/- prompt ophthalmology