14 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... T1 #T2 #FLAIR #MRI ... #clinical #radiology ... #diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #radiology #neurology
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
Metastasis A – Abscess ... multiforme I – Infarct ... Radiation necrosis #Diagnosis ... #Radiology #Mnemonic ... #Brain
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... ring-enhancing lesions ... #cns #brain #diagnosis ... #causes #radiology ... #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential Diagnosis ... Algorithm Unprovoked ... Abscess, Toxoplasmosis ... Neurocysticercosis, PML ... #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
heart valves • MRI ... brain for cerebral ... common, Aortic root abscess ... often seen • MRI ... territory large infarct
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 ... bilateral white matter lesions ... lesions, which ... Diagnosis: MRI ... dementia #AIDS #Neurology
ISCHEMIA Trial - Management Algorithm for patients with Stable Angina

Stress Test -> ? +moderate or severe
Trial - Management Algorithm ... significant LMCA lesion ... revascularization (PCI ... Angina #ChestPain #Diagnosis ... #Cardiology #EBM
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... abscess • Toxic ... EMG) studies • MRI ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Imaging: - MRI ... tuberculomas, or abscesses ... #differential #diagnosis