646 results
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
dominant immune deposits ... - Dominant IgA deposits ... with vascular IgA deposits ... HSP #Diagnosis #Rheumatology
Diagnosis of Cryoglobulinemia Vasculitis

1) Presence of cryoglobulin 
Circulating immunoglobulins that precipitate with cold temperature and dissolve
cryoglobulin immune deposits ... Vasculitis #Diagnosis #Rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
vasculitis with IgG/IgM deposits ... #dermatology #rheumatology
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
lack of immune deposits ... PR3 #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
leading to the deposit ... classification #rheumatology
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
crystals, which then deposit ... Gout #Comparison #rheumatology
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Erythematosus #SLE #hematology ... #rheumatology #
Nephrotic Syndrome - Classification
 - Podocytopathies
 - Immunocomplex Deposits 
 - Other substances Deposits 

#Nephrotic #Syndrome
Immunocomplex Deposits ... Other substances Deposits
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
• Organized Ig deposits ... Non-organized Ig deposits ... monoclonal Ig deposits ... gammopathy • (-) Ig deposits ... Differential #Diagnosis #hematology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
glomerulopathy (Dense deposit ... Minimal immune deposits