14 results
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Criteria for Systemic Lupus ... low C4, Low C3 and ... #EULARACR #Classification ... Erythematosus #diagnosis #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 ... (C-ANCA): GPA > ... (P-ANCA): eGPA, ... diagnosis #algorithm #rheumatology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Inflammatory and ... Diseases: • Systemic lupus ... • Epstein-Barr virus ... Differential #Diagnosis #Hematology
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
Management of Lupus ... Nephritis Lupus ... severity (ISN/RPS classification ... by 12 months Classification ... treatment #management #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN) 
 - Loss of kidney function over a short period of tirne
IgA nephropathy, lupus ... post-infectious GN ... ) + • c-ANCA: ... staining • p-ANCA ... Glomerulonephritis #RPGN #Classification
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Anti-retrovirals, Gemcitabine Lupus ... joint aches • +ANA ... uncommon 5-15% of lupus ... differential #diagnosis #comparison ... #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Amyloidosis and ... histiocytosis, and ... to cold IgG • Lupus ... @KirtanPatolia and ... Paraproteinemias #Hematology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... drugs, malignomas, and ... - systemic lupus ... dermatomyositis #Size #Classification ... Vessels #Diagnosis #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... Workup: - ANA ... Workup: - ANA ... #sle #comparison ... #table #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... Skin Disease Classification ... Non-autoimmune rheumatologic ... Serositis Labs: • ANA ... Erythematosus #Diagnosis #Rheumatology