21 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 ... #Territories #MRI ... #Radiology #Arteries ... #Neurology #Artery
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Drift Testing for Stroke ... In detecting CT/MRI ... Drift #Testing #Stroke ... #physicalexam # ... diagnosis #neurology
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Locked-In Syndrome ... infarct seen on MRI ... #LockedIn #Syndrome ... #PhysicalExam # ... clinical #video #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
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 ... #Progression #Stroke ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
Timeline for Progression of T2WI and DWI Findings in Acute Stroke
 - In the acute phase
Findings in Acute Stroke ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... #Radiology #Findings
CHADSVASc Score - Stroke Risk in Atrial Fibrillation

A clinical mnemonic to estimate stroke risk in atrial
CHADSVASc Score - Stroke ... mnemonic to estimate stroke ... Vascular disease (MI ... CHADS2VASc #Diagnosis #neurology ... #cardiology #Mnemonic
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute stroke ... syndromes • Space ... aminotransferases • Serology ... EMG) studies • MRI ... Differential #Diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... diagnosis #causes #radiology ... #neurology