37 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
PCR 50% sensitive ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Diagnosis Framework ... focal neurologic ... tuberculomas, or abscesses ... Demyelinating disease caused ... focal neurologic
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
MAGIC DR – a handy ... the potential causes ... Metastasis A – Abscess ... Radiation necrosis #Diagnosis ... #Brain
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... Algorithm Unprovoked ... Abscess, Toxoplasmosis ... #Algorithm #Causes ... #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 ... abscessNeurologic
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Normal Reflexes - Brain ... Hemorrhage • CNS ... Intracranial Mass/lesion ... Hematoma • Abscess ... #Algorithm #Causes
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 ... lesions, which ... Diagnosis: MRI ... dementia #AIDS #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
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Algorithm True ... Cerebellar / Brainstem Abscess ... Space-Occupying Lesion ... #Algorithm #Causes