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

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... immunocompetent (HIV ... #cns #brain #diagnosis ... #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... cryptococcus, and ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... or prospective) AND ... in space in the brain ... McDonald #Criteria #Diagnosis ... Sclerosis #MS #neurology
Stroke Mimics - Differential Diagnosis - MINT Mnemonic
 • Metabolic: Hyper-glycemia, Hypoglycemia, Wernicke's encephalopathy, Mitochondrial Encephalopathy
- Differential Diagnosis ... Lactic Acidosis and ... Bell's palsy (HSV ... Vestibular neuronitis, CNS ... abscess • Neurologic
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
infects the CNS ... mononuclear cells in the CNS ... well-defined than PML lesions ... Diagnosis: MRI ... dementia #AIDS #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

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

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Diagnosis Framework ... cells per μL • Diagnosis ... focal neurologic ... focal neurologic ... #differential #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... • Infectious: Brain ... parainfluenza, Coxsackie, HIV ... #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 ... Wonderland #Syndrome #diagnosis ... #neurology #differential
Overview of approach to brain death

Pursuing a diagnosis of brain death too early may lead to
death Pursuing a diagnosis ... patient should focus ... supportive care and ... activity on neurologic ... BrainDeath #Dead #Algorithm