11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... #causes #radiology ... #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... Resonance Imaging (MRI ... #Contrast #CT #MRI ... #POCUS #radiology ... #differential #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... aminotransferases • Serology ... EMG) studies • MRI ... #Differential #Diagnosis ... #neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
important, as early diagnosis ... neuropathy (LHON) plus MRI ... lesions and clinical ... #neurology #noninflammatory ... #differential #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... - Differential Diagnosis ... Imaging: - MRI ... #AIDS #opportunistic ... InfectiousDiseases #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 ... The clinical syndrome ... disorder #dementia #AIDS ... #Neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... showing cortical lesions ... Vascular narrowing on MRA ... Seizures: Treat with AEDs ... #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Guillain-Barre Diagnosis ... axonal form • MRI ... #diagnosis #management ... #treatment #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... demyelinating lesions ... resonance imaging [MRI ... ] T2 lesions) McDonald ... #management #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... results from a lesion ... MRI was ordered ... the hospital, diagnosed ... ophthalmology #neurology