13 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... of Multiple Sclerosis ... in space in the brain ... #Multiple #Sclerosis ... #MS #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
similar to PML, but MRI ... Diagnosis: MRI ... Clinical Presentation ... : The clinical ... dementia #AIDS #Neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
demyelinating lesions ... resonance imaging [MRI ... stimulation Clinical ... • Acute: - IV ... #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... • Mononeuritis multiplex ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... ruled out • Brain ... brain and/or optic ... simplex virus, HIV ... #management #neurology
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
Radiology Imaging ... • Multiple NOF's ... #mri #clinical ... #Radiology #diagnosis ... #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... should be based on clinical ... radiographic features • Multiple ... focal neurologic ... Imaging: - MRI
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 ... BEE #Syndromes #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
results from a lesion ... multiple sclerosis ... MRI was ordered ... the hospital, diagnosed ... with MS, and started