24 results
Tolosa-Hunt Syndrome
What?
 • Unilateral orbital/retrobulbar pain
 • Paresis of the cranial nerves Ill, IV, VI
 •
Tolosa-Hunt Syndrome ... cranial nerves Ill, IV ... fissure or orbit (MRI ... #TolosaHunt #neurology ... #diagnosis
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... resonance imaging [MRI ... objective evidence of neurologic ... • Acute: - IV ... #neurology #treatment
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... disorder #dementia #AIDS ... #Neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... : • Multiple Sclerosis ... causes #radiology #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... Hepatitis • HIV ... Pulmonary Disease Neurologic ... Depression • Multiple Sclerosis ... Chronic Fatigue Syndrome
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... cord infarct • HIV ... Imaging studies: • MRI ... #differential #diagnosis ... #causes #neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
important, as early diagnosis ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... #neurology #noninflammatory ... #differential #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Diagnosis Framework ... cells per μL • Diagnosis ... Imaging: - MRI ... #AIDS #opportunistic
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Campylobacter jejuni - HIV ... Guillain-Barre Diagnosis ... axonal form • MRI ... #treatment #neurology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... Endophthalmitis • Scleritis ... • Sjögren’s syndrome ... optic disk • HIV ... hyperviscosity syndrome