12 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... HIT) result is positive ... cause of AVS and ... with a central cause ... #PhysicalExam #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Dizziness and Vertigo Peripheral ... with vascular causes ... positional episodes caused ... differential #diagnosis #neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
pp65 antigenemia test ... inclusions or positive ... 50 or less: • Neurologic ... Polyradiculopathy, Peripheral ... Retinitis (Most common cause
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... grip weakness caused ... flat object such as ... clinical #video #neurology ... physicalexam #msk #orthopedics
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... with vascular causes ... , such as with posterior ... diagnosis #findings #signs ... symptoms #comparison #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Bedside: ice pack test ... /Edrophonium test ... - Cogan sign ... - Peek sign 2. ... diagnosis #management #neurology
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
infectious disease caused ... Romana's sign ... /symptoms, positive ... serology, smear ... Thin and thick peripheral
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... Antimicrobial treatment ... Demyelinating disease caused ... and <25% culture positive ... InfectiousDiseases #Neurology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... the “Chewing gum test ... Biopsies remain positive ... Treatment of GCA
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Arboviruses: - West ... Acute meningeal signs ... • Gram stain: Positive ... /l is regarded as ... differential #diagnosis #neurology