13 results
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... of Systemic Lupus ... Demyelinating Syndrome ... Lumbar Puncture, EEG ... #rheumatology #
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
(e.g. oculomotor ... AQP4-lgG disease; e.g ... pain • Extra-CNS ... lupus erythematosus ... neurology #symptoms #signs
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
(CNS) dysfunction ... underlying disease (eg ... • Infection (eg ... Diagnosis #Management #Hematology ... #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Malignancy (e.g ... Endocrine disorders (e.g ... and CNS • Headache ... #Diagnosis #Rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
antibodies and Systemic ... SLE-SSc-AlM overlap syndromes ... p75 and there is no ... #diagnosis #rheumatology ... #table #ANA
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... -> PNS -> NMJ - ... central nervous system ... Lack of UMN/LMN signs ... electromyographic (EMG
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Systemic disease ... basal ganglia, CNS ... aneurysms Diagnosis: No ... diagnosis #management #signs ... #symptoms #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... Hyperviscosity Syndrome ... tissue disorder (e.g ... . systemic lupus ... classification #rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... WBC >100k, + lab signs ... Hyperkalemia treatment (no ... unless worrisome EKG ... diagnosis #management #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Polyangiitis: - No ... inflammation Others: • Lupus ... lupus erythematosus ... purpura: strong sign ... differential #diagnosis #rheumatology