10 results
Brain Vascular Perfusion and Infarct Territories 

By Dr. Eelco FM Wijdicks @EWijdicks

#Brain #Vascular #Perfusion #Infarct #Territories
Brain Vascular Perfusion ... and Infarct Territories ... @EWijdicks #Brain ... #Localization #diagnosis ... #neurology #CVA
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
#CVA #Territory ... #Symptoms #Signs ... Localization #Effects #Neurology ... #Territories ... Review in Clinical Neurology
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Features and Vascular Territories ... without cortical signs ... motor deficits #Territories ... #Stroke #CVA #Diagnosis ... #Neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... may precede the neurologic ... narrowing on MRA/CTA ... ACA watershed territories ... #neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... thrombosis and/or blood-brain ... permeability Diagnosis ... prevention (statin for CVA ... Erythematosus #SLE #CNS #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner syndrome ... • Meningeal signs ... Space-occupying brain ... #Algorithm #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... Lack of UMN/LMN signs ... aminotransferases • Serology ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
hyperthermia crisis (late sign ... amphetamines) Toxic: • Radiologic ... Phaeochromocytoma Neurologic ... • Traumatic brain ... Anesthesia #Checklist #Diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myotonic dystrophy - Brain ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... #management #neurology