10 results
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% SLE ... (e.g. systemic lupus ... erythematosus (SLE ... diagnosis #types #classification ... #rheumatology #
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... , Cryoglobulinemia ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... such as systemic lupus ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology ... #classification
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Criteria for Systemic ... low C4, Low C3 and ... #Criteria #SLE ... Erythematosus #diagnosis #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
& Cryoglobulinemic ... Autoimmunity: • -MM/WM: Vasculitis ... (Cryoglobulinemic ... to cold IgG • Lupus ... Paraproteinemias #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... findings (ANA, ... Skin Disease Classification ... Non-autoimmune rheumatologic ... Chronic B-cell activation
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Rapidly progressing GN ... diseases, such as SLE ... • Pauci immune GN ... MPO) Cryoglobulinemic ... Differential #Diagnosis #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... SJIA], systemic lupus ... erythematosus [SLE ... Histopathologic criteria ... #Rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Excessive activation ... Diagnostic Criteria ... Evaluate for NMO, SLE ... Disorders: - SLE ... - Sjogren - Vasculitis
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ) • Cutaneous vasculitis ... Membranoproliferative GN ... : • 7%, Cryoglobulinemia ... Sjogrens #Syndrome #Rheumatology