26 results
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
of Diseases on MRI ... Diagnosis ADEM ... High-Grade Glioma, HIV ... Disease, Susac Syndrome ... #clinical
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Campylobacter jejuni - HIV ... walking to nearly complete ... axonal form • MRI ... #diagnosis #management
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
, but MRI will show ... Diagnosis: MRI ... : The clinical ... syndrome of HAD ... reversible • HAND is also
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... lung nodules, may also ... RingEnhancing #Lesions #Brain ... #differential #
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... immunodeficiency virus (HIV ... walking to nearly complete ... - Spinal MRI may ... #diagnosis #management
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
affecting the Brain ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... lesions and clinical ... noninflammatory #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Diagnosis Framework ... should be based on clinical ... Imaging: - MRI ... CNS #Infections #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Diagnosis: • ... cord infarct • HIV ... Tethered cord • Guillain-Barre ... Imaging studies: • MRI ... #differential #
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
PCP with valacyclovir ... eye developed a complete ... The MRI findings ... some cases have also ... Ophthalmicus #HZO #clinical
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Myotonic dystrophy - Brain ... Generalized fatigue - ALS ... myasthenia Diagnosis ... #management #neurology