39 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... - Vascular - Stroke ... - Strong Medicine ... differential #diagnosis #neurology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Circulation - MCA ... #Syndromes #CVA ... Territory #Symptoms #Signs ... Localization #Effects #Neurology ... Review in Clinical Neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... (Many causes!) ... encephalitis) • Brain ... lesions (e.g. stroke ... #diagnosis #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... : • Vascular: Stroke ... vasoconstriction syndrome ... Encephalitis, Brain ... #neurology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... able to copy Causes ... : Stroke (main cause ... ), Traumatic Brain ... #neurology #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute stroke ... Lesions Of The Peripheral ... Lack of UMN/LMN signs ... EMG) studies • MRI ... Differential #Diagnosis #neurology
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
lancinating - Peripheral ... regional pain syndrome ... Limb • Post-stroke ... Pain #Mechanisms #Neurology ... Diagnosis #Algorithm #Causes
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke ... abnormalities in the left MCA ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... #Radiology #Findings
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
brain w/o contrast ... Evaluate underlying cause ... Ruled out other causes ... ischemic #CVA #stroke ... diagnosis #checklist #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