21 results
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
, Traumatic Brain ... Injury, Alzheimer's ... Blindness, Psychiatric Disorders ... differential #diagnosis #causes ... #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... (Many causes!) ... encephalitis) • Brain ... • Psychiatric disorders ... #diagnosis #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... vasoconstriction syndrome ... injury • Infectious ... Encephalitis, Brain ... #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... affecting the brain ... Inflammatory causes ... optica spectrum disorder ... #neurology #inflammatory
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... : Stroke (main cause ... ), Traumatic Brain ... Injury, Tumor Localization ... #neurology #diagnosis
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... Fasciculus (MLF) Iniury ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Pons: ODS #MRI ... Toxicology #Metabolic #Brain ... Differential #Diagnosis #Radiology ... #Neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... differential #diagnosis #causes ... #radiology #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
through the blood-brain ... similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... dementia #AIDS #Neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
Non-inflammatory Causes ... affecting the Brain ... Non-inflammatory causes ... neuropathy (LHON) plus MRI ... #neurology #noninflammatory