15 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
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... of hypokalemia ... (transcellular shift ... Bucket with the drain ... #workup #nephrology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
brain w/o contrast ... Evaluate underlying cause ... Ruled out other causes ... #stroke #workup ... diagnosis #checklist #neurology
Restarting Anticoagulation after TIA or Acute Ischemic Stroke

 • TIA → Consider (re-) starting a NOAC
transformation by brain ... CT or MRI within ... transformation by brain ... CT or MRI within ... #CVA #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... : • Vascular: Stroke ... Encephalitis, Brain ... Hypomagnesemia, Hypocalcemia ... #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 ... Progression #Timeline #Neurology ... #Radiology #Findings
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
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts ... exercise, Heat stroke ... #Causes #differential ... #diagnosis #nephrology
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
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... differential #diagnosis #causes ... #radiology #neurology