20 results
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
immunocompetent (HIV ... #cns #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... nodules, may also see ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... history of cancer, HIV ... Space-occupying brain ... lesionCNS
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... #differential # ... diagnosis #AIDS ... InfectiousDiseases #Neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... encephalitis) • Brain ... lesions (e.g. stroke ... #diagnosis #neurology ... #differential
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... affecting the brain ... Inflammatory causes ... #Syndromes #neurology ... #inflammatory #differential
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
BEE Syndromes - ... affecting the Brain ... pachymeningitis • HIV ... LHON) plus MRI lesions ... #Syndromes #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
bilateral white matter lesions ... well-defined than PML lesions ... The clinical syndrome ... disorder #dementia #AIDS ... #Neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential ... sensory loss Brain ... Unilateral Spinal Cord Lesions ... Brown-Sequard Syndrome
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... be divided into ... syphilis, and HIV ... #lesions #differential ... #diagnosis #neurology