11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... manifestations- Pneumonitis ... Compatible syndrome + MRI ... + toxo IgG • CNS ... 30% present w/ CNS
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... required until immune ... Imaging: - MRI ... Demyelinating disease caused ... , limb ataxia, gait
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Powassan, louping ill ... • Common clinical ... Develops in the immune ... Singh @rav7ks #CNS
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm Clinical ... • CN VI palsy ... for ptosis with CN ... • Neurologic
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
Immune-mediated ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... BEE #Syndromes #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
impairment • Mild ... and infects the CNS ... mononuclear cells in the CNS ... dysfunction like gait ... dementia #AIDS #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 ... • Infectious causes ... diagnosis #management #neurology ... #differential
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
noncompliance • Clinical ... initiation Clinical ... pleural effusions, CNS ... blindness, or gait ... IRIS (exception: encephalitis
Hemimasticatory Spasm on Physical Exam

Hemimasticatory spasm is a disorder of the trigeminal nerve → involuntary jaw
patient had a normal MRI ... Myokimia will cause ... #PhysicalExam #clinical ... #cheek #CN5 #video ... #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... oligoclonal bands • MRI ... tract, and often causes ... chorioretinitis, CNS