32 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Pal @drdevrad #CT ... #T1 #MRI #comparison ... #neurology #radiology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
• Non-contrast CT ... a NCCT or • MRI ... Defined if 1) CT ... stroke #workup #diagnosis ... #checklist #neurology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Comparison: T1 ... T1 #T2 #FLAIR #MRI ... #clinical #radiology ... #diagnosis #neurology
Progression of Imaging Findings in Acute Stroke - Timeline
Onset → Hours → Days → Weeks →
• Non-Enhanced CT ... CBarreraMD #CVA ... Stroke #Timeline #diagnosis ... #Progression #radiology ... #neurology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
In detecting CT ... /MRI abnormality ... #physicalexam #diagnosis ... #neurology #cva
Restarting Anticoagulation after TIA or Acute Ischemic Stroke

 • TIA → Consider (re-) starting a NOAC
worsening or clinical ... or MRI within 24 ... or MRI within 24 ... #TIA #Stroke #CVA ... #neurology #management
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... or MRI. ... #Diagnosis #Radiology ... #Limitations #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Resonance Imaging (MRI ... #MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
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 ... #Evolution #MRI ... Progression #Stroke #CVA ... #Clinical #Radiology ... Interpretation #Findings #Neurology