21 results
Progression of Imaging Findings in Acute Stroke - Timeline
Onset → Hours → Days → Weeks →
• Non-Enhanced CT ... • FLAIR • T2 ... CBarreraMD #CVA
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
• Non-contrast CT ... a NCCT or • MRI ... Detected on NCCT vs MRI ... Defined if 1) CT ... /MRI-confirmed non-lacunar
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke on CT ... and MRI. ... identified on T2 ... identified on T2 ... #Stroke #CVA #MRI
Nystagmus from Wernicke’s Encephalopathy - Magnetic resonance imaging of the brain showed T2 hyperintensities involving the
the brain showed T2 ... Neuro #Wernicke #MRI ... #Thalamus #NEJM
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Resonance Imaging (MRI ... ) - T2, T1 precontrast ... Ultrasound #Contrast #CT ... #MRI #POCUS #radiology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... evolution of the T2 ... On the T2-weighted ... #Evolution #MRI ... Progression #Stroke #CVA
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
In detecting CT ... /MRI abnormality ... diagnosis #neurology #cva
Restarting Anticoagulation after TIA or Acute Ischemic Stroke

 • TIA → Consider (re-) starting a NOAC
transformation by brain CT ... or MRI within 24 ... transformation by brain CT ... or MRI within 24 ... #TIA #Stroke #CVA
Trypanosoma cruzi Reactivation in the Brain- ...Magnetic resonance images of the brain showed a mass measuring
images obtained on T2 ... #clinical #NEJM ... reactivation #brain #MRI
Congenital Cytomegalovirus Infection- Ultrasonographic images showed ventricular dilatation in the fetal brain, and T2-weighted magnetic resonance
fetal brain, and T2 ... #clinical #NEJM ... #radiology #MRI ... #CT #computed #tomography