11 results
Stroke Blood Vessel Localization and corresponding territories on MRI

by Jeremy Heit, MD, PhD @JeremyHeitMDPHD

#Stroke #CVA #Localization
Stroke Blood Vessel ... corresponding territories ... #Localization #BloodVessel ... #Territory #Territories ... Radiology #Arteries #Neurology
Stroke Territory Localization and Blood Vessel Supply
ACA (Anterior Cerebral Artery)
 - Leg weakness/numbness
MCA Superior Divison
 -
Stroke Territory ... Vessel Supply ACA ... #Cerebral #BloodVessel ... #Territories #territory ... #localization #neurology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Effects of Strokes ... - MCA - ACA ... Basilar Artery #Strokes ... Territory #Symptoms #Signs ... Diagnosis #Table #Territories
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Features and Vascular Territories ... of Stroke Anterior ... cerebral artery (ACA ... without cortical signs ... #Neurology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Stroke Etiologies ... Cardioembolic: Atrial fib ... embolism, Occult a-fib ... #causes #differential ... #diagnosis #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... • Meningeal signs ... Systemic symptoms and signs ... conditions: • Stroke ... Diagnosis #Algorithm #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... circulation: MCA ACA ... watershed territories ... Reversible course Differential ... Constipation, Seizures, Stroke
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Impairment: • Acute stroke ... Lack of UMN/LMN signs ... #Weakness #Differential ... #Diagnosis #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... meningovascular (stroke ... Acute meningeal signs ... regarded as a strong ... #diagnosis #neurology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria • Signs ... Hematuria: • Stone ... #Hematuria #Differential ... #nephrology #renal