12 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... diagnosis #causes #radiology ... #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Clinical Features ... • Weakness: Starts ... axonal form • MRI ... management #treatment #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... nervous system: Brain ... endocrine: Vitamin B12 deficiency ... EMG) studies • MRI ... Differential #Diagnosis #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Encephalopathy, Cobalamin Deficiency ... Pons: ODS #MRI ... #Disorders #Clinical ... Differential #Diagnosis #Radiology ... #Neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... #neurology #noninflammatory
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
and infects the CNS ... Diagnosis: MRI ... : The clinical ... syndrome of HAD ... dementia #AIDS #Neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Leigh Syndrome ... was a complex I deficiency ... #Clinical #MRI ... #Brain #Diagnosis ... #Radiology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
MRI brain and C-spine ... feasible and he was started ... Fasciculations #PhysicalExam ... #Clinical #Video ... #CNXII #CN12 #Neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... MRI was ordered ... diagnosed with MS, and started ... #PhysicalExam # ... ophthalmology #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... Transverse Myelitis - Clinical ... brain and/or optic ... • Nutritional Deficiency ... diagnosis #management #neurology