10 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Complement: Post-strep GN ... , Lupus Nephritis ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Systemic Lupus Erythematosus ... the pancreas, Vasculitis ... #Systemic #Lupus ... Complications #pathophysiology ... #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... purpura: strong sign ... differential #diagnosis #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
-C3 GN • Cast ... Autoimmunity: • -MM/WM: Vasculitis ... Hypergammaglobulinemic macular Vasculitis ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Rapidly progressing GN ... purpura: Strong sign ... • Pauci immune GN ... , pauci-immune GN ... Differential #Diagnosis #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Butterfly rash, Vasculitis ... Thrombocytopenia #Lupus ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Subacute cutaneous lupus ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... i.e., influenza virus ... #HSP #IgA #Vasculitis ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... • Bilateral signs ... zoster, West Nile virus ... Herpes simplex virus ... - Sjogren - Vasculitis
TAFRO

TAFRO syndrome was first described in 2010, standing for:
- Thrombocytopenia
- Anasarca
- Fever
- Reticulin fibrosis
- Organomegaly

TAFRO syndrome
including systemic lupus ... ANCA-associated vasculitis ... cell lymphoma Pathophysiology ... diagnosis #management #rheumatology