19 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Secondary: CTD: SLE ... Vasculitis: • Behcet ... Disease • Cogan syndrome ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Oral aphthae : SLE ... • Arthritis: SLE ... #Syndrome #diagnosis ... #management #signs ... #symptoms #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
block • Sjogren syndrome ... polymyositis overlap syndrome ... #Summary #diagnosis ... #rheumatology # ... management
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
heliotrope rash, Shaw sign ... , holster sign, ... anti-synthetase syndrome ... Can also see mechanics ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... Demyelinating syndromes ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... arteritis, Cogan's Syndrome ... polychondritis, Behcet's ... erythematosus (SLE ... #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Demyelinating Syndrome ... Erythematosus #SLE ... CNS #neurology #rheumatology ... #management #treatment
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... Periodic fever syndromes ... erythematosus [SLE ... #Diagnosis #Management ... #Hematology #Rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
axial skeleton-sacroiliac ... • A clinical diagnosis ... #Rheumatology # ... diagnosis #management ... #Dermatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... hyperviscosity syndrome ... WBC >100k, + lab signs ... #TLS #diagnosis ... #management #hematology