63 results
Differential diagnosis for toxic/metabolic encephalopathies - Patterns on Brain Imaging

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... #Differential #diagnosis ... imaging #patterns #MRI ... #Neurology #pathology ... #diseases #radiology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... retraction (Collier's sign ... → "setting sun sign ... #diagnosis #pineal ... #neurology
Guillain-Barre Syndrome
An acute polyneuropathy (disorder Of the peripheral nervous System).
Symptoms are Often symmetrical and progress Over
Guillain-Barre Syndrome ... GuillainBarre #Syndrome ... #Diagnosis #Neurology ... #Signs
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Artery #Strokes #Syndromes ... Territory #Symptoms #Signs ... Localization #Effects #Neurology ... #Diagnosis #Table ... Review in Clinical Neurology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... hematuria • Signs ... Diverticulum Urethra/Prostate ... catheterization • BPH • Prostate ... #causes #urology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... T1 #T2 #FLAIR #MRI ... Comparison #clinical #radiology ... #diagnosis #neurology
LUMBAR Syndrome

What do you call a segmental lumbosacral hemangioma + spinal problems?? LUMBAR syndrome, a fairly
LUMBAR Syndrome ... ensure correct management ... pathogenesis • MRI ... spine + MRI/MRA ... #Radiology #Diagnosis
Tolosa-Hunt Syndrome
What?
 • Unilateral orbital/retrobulbar pain
 • Paresis of the cranial nerves Ill, IV, VI
 •
Tolosa-Hunt Syndrome ... fissure or orbit (MRI ... #Tolosa #Hunt #Syndrome ... #TolosaHunt #neurology ... #diagnosis
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
extensor weakness - Sign ... In detecting CT/MRI ... #physicalexam #diagnosis ... #neurology #cva
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis