14 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Compatible syndrome + MRI ... IgG • CNS PCR ... #Brain #differential ... causes #radiology #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... immunocompetent (HIV ... #cns #brain #diagnosis ... #differential # ... causes #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
implicating a different CNS ... implicating a different CNS ... 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
and infects the CNS ... mononuclear cells in the CNS ... similar to PML, but MRI ... Diagnosis: MRI ... dementia #AIDS #Neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... nervous system: Brain ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... status, and focal neurologic ... Imaging: - MRI ... parietal - Size lesions ... #differential #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... history of cancer, HIV ... Space-occupying brain ... lesionCNS ... Diagnosis #Algorithm #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 ... pachymeningitis • HIV ... lesions and clinical ... BEE #Syndromes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... brain and/or optic ... simplex virus, HIV ... diagnosis #management #neurology ... #differential
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... spinal cord and brain ... Neurosyphilis • CNS ... of patients MRI ... Pachymeningitis #HP #Neurology