15 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... #Comparison #clinical ... #radiology #diagnosis ... #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
Diagnosis: MRI ... (JC virus) Brain ... Clinical Presentation ... : The clinical ... dementia #AIDS #Neurology
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 ... Demyelinating disease caused ... InfectiousDiseases #Neurology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
encephalitis, West ... Herpes Viruses (HSV ... opsoclonus-myoclonus syndrome - brain ... #Differential #Diagnosis ... #Causes #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
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 ... cord infarct • HIV ... • Provocative Tests ... absent anal wink test ... #causes #neurology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... affecting the Brain ... pachymeningitis • HIV ... MRI lesions and clinical ... BEE #Syndromes #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 ... testing #workup #diagnosis ... nephrotic #nephritic #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Antibiotics (Bactrim, PCN ... tourniquet / IVF line draw ... Cortisol+ACTH stim test ... only if no clear cause ... Treatment #potassium #nephrology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... negative, MOG-IgG test ... • Infectious causes ... simplex virus, HIV ... #management #neurology