10 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
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... • MRI: Posterolateral ... #clinical #Radiology ... #diagnosis #msk
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
A) Initial Evaluation ... a NCCT or • MRI ... brain w/o contrast ... #stroke #workup ... diagnosis #checklist #neurology
Timeline for Progression of T2WI and DWI Findings in Acute Stroke
 - In the acute phase
Findings in Acute Stroke ... - DWI in brain ... #Stroke #CVA #MRI ... #Radiology #Findings ... #Evolution
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 ... #Evolution #MRI ... #CVA #Clinical ... #Radiology #Interpretation
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... #Radiology #Findings ... #Evolution
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... diagnosis #causes #radiology ... #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... Vascular narrowing on MRA ... /CTA • Anterior ... Constipation, Seizures, Stroke ... parietal lobes of the brain
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
Entering VA was ... this are tumors, strokes ... MRI was ordered ... diagnosed with MS ... ophthalmology #neurology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... specific questions to ask ... b) CHF c) CVA ... one post op Cardiology ... • <6mo since stroke