21 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... T2 #FLAIR #MRI #Brain ... clinical #radiology #diagnosis ... #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... Encephalitis, Brain ... Neurocysticercosis, PML ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Differential Diagnosis ... multiple sclerosis) Resting ... Tremor - Occurs at Rest ... MovementDisorders #Neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... toxo IgG • CNS PCR ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... Demyelinating disease caused ... of serum CrAg testing ... comparable to CSF testing ... InfectiousDiseases #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myotonic dystrophy - Brain ... myasthenia Diagnosis ... Bedside: ice pack test ... /Edrophonium test ... #management #neurology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
encephalitis, West ... opsoclonus-myoclonus syndrome - brain ... #Differential #Diagnosis ... #Causes #Neurology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Spot PC (protein ... C3, C4 - Test for ... infections are common causes ... #workup #diagnosis ... nephrotic #nephritic #nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Differential Diagnosis ... • Provocative Tests ... absent anal wink test ... #causes #neurology