15 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... Smith, Sm/RNP, Scl ... ARUPLabs #ANA #Antinuclear ... #differential #diagnosis ... #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Erythematosus - Summary Antinuclear ... • Specific for SLE ... #Summary #diagnosis ... #rheumatology # ... management
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... in drug-induced SLE ... scleroderma) - Anti-Scl ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Lupus #Nephritis #SLE ... #Classification ... #differential #diagnosis ... #management #nephrology
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
in 10 to 40% of SLE ... severity (ISN/RPS classification ... by 12 months Classification ... #rheumatology # ... nephrology
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
min/1.73 m2 at diagnosis ... • Dialysis at diagnosis ... Cryoglobulinemia #Vasculitis #Management ... #Rheumatology # ... Cryoglobulinemic #Nephrology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Erythematosus #SLE ... #CNS #neurology ... #rheumatology # ... #management #treatment
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... Homogeneous pattern: • SLE ... pattern: • SjS, SLE ... #differential #diagnosis ... #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Ferritin >1000 ng/ml ... sIL-2R >2400 Ul/ml ... Autoimmune diseases: SLE ... #management #treatment ... #summary #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
) Differential Diagnosis ... Oral aphthae : SLE ... • Arthritis: SLE ... #management #signs ... #symptoms #rheumatology