10 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... Brain #Comparison #clinical ... #radiology #diagnosis ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... toxo IgG • CNS PCR ... #causes #radiology ... #neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Leigh Syndrome ... this case was a complex ... #Clinical #MRI ... #Brain #Diagnosis ... #Radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... should be based on clinical ... therapy Herpes Simplex ... Imaging: - MRI
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
walking to nearly complete ... Guillain-Barre Clinical ... Guillain-Barre Diagnosis ... axonal form • MRI ... #treatment #neurology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
, but MRI will show ... Diagnosis: MRI ... : The clinical ... syndrome of HAD ... dementia #AIDS #Neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... testing displayed a complete ... MRI was ordered ... the hospital, diagnosed ... ophthalmology #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... transplantation CLINICAL ... walking to nearly complete ... - Spinal MRI may ... #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
treated by his PCP ... eye developed a complete ... The MRI findings ... Ophthalmicus #HZO #clinical ... #physicalexam #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... affects the skin, neurologic ... oligoclonal bands • MRI ... pauci-immune GN Immune Complex ... #Rheumatology