46 results
Stroke Blood Vessel Localization and corresponding territories on MRI

by Jeremy Heit, MD, PhD @JeremyHeitMDPHD

#Stroke #CVA #Localization
Stroke Blood Vessel ... territories on MRI ... #CVA #Localization ... #Radiology #Arteries ... #Neurology #Artery
Differential Diagnosis of Transient Ischemic Attack and Stroke
 - TIA/stroke 
 - Seizure 
 - Hypoglycemia/hyperglycemia
Differential Diagnosis ... migraine - Mass lesion ... (tumor. abscess ... #Mimics #CVA #TIA ... #Neurology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Drift Testing for Stroke ... Upper motor neuron lesion ... In detecting CT/MRI ... #physicalexam #diagnosis ... #neurology #cva
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... Most commonly stroke ... involved = Peripheral lesion ... #Differential #Diagnosis ... #neurology #sparing
Progression of Imaging Findings in Acute Stroke - Timeline
Onset → Hours → Days → Weeks →
Findings in Acute Stroke ... CBarreraMD #CVA ... #Timeline #diagnosis ... #Progression #radiology ... #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... Findings in Stroke ... #CVA #Clinical ... #Radiology #Interpretation ... #Findings #Neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke ... on CT and MRI. ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... #Radiology #Findings
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Evaluate underlying cause ... Ruled out other causes ... #stroke #workup ... #diagnosis #checklist ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #differential #diagnosis ... #causes #radiology ... #neurology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Pituitary/metastatic tumor ... Infection • MS ... NeuroOphthaImoIogy #Neurology ... #Differential #Diagnosis ... #Anatomy #Causes