21 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... PCR 50% sensitive ... lymphoproliferative disease ... diagnosis #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
status, and focal neurologic ... Demyelinating disease ... confusion, and focal neurologic ... of the abducens nerve ... InfectiousDiseases #Neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... • Acute stroke syndromes ... Lack of UMN/LMN signs ... , NMJ, Nerve: Nerve ... Differential #Diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
vertigo, Méniére disease ... - Vestibular Nerve ... Vestibulocochlear Nerve ... (CN VIII): Vestibular ... differential #diagnosis #neurology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... et diutinum Neurologic ... Scleromyxedema (CNS ... WAIHA • CAD • PCH ... Sneddon-Wilkinson disease
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
mainly AQP4-lgG disease ... (AQP4-lgG disease ... pain • Extra-CNS ... Manifestations #diagnosis #neurology ... #symptoms #signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... basal ganglia, CNS ... meningitis), MCC CNS ... collaboration • CNS ... diagnosis #management #signs
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... treated by his PCP ... Orbital Apex Syndrome ... ophthalmology #physicalexam ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... diagnosis #management #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... disease affecting ... junction, cranial nerve ... eyelid: • Third nerve ... #Ptosis #neurology