20 results
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
vasculitis - Diagnosis, causes ... and management ... infection - GCs ... #Vasculitis #Rheumatology ... #Diagnosis #Management
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Lupus Nephritis, Cryoglobulinemia ... ANCA (C-ANCA): GPA ... eGPA, MPA >>> GPA ... diagnosis #algorithm #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH ... Drugs, Unknown cause ... 100 mg/m2) : in case ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Cryoglobulinemia ... • They can cause ... Cryoglobulins Cause ... associated vasculitis - GPA ... classification #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Cell Arteritis (GCA ... , Sarcoidosis, HLA-B27 ... (SPA) • Other Causes ... Mycobacterial Causes ... Differential #Diagnosis #rheumatology
Treatment of giant cell arteritis (GCA)

1st Line Strategy - GC 0.7 mg/kg/day, except for:
 • Aortitis
cell arteritis (GCA ... MTX or TCZ in case ... giantcell #arteritis #GCA ... #Treatment #Management ... #Indications #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
• Secondary Causes ... vasculitis/HSP • Cryoglobulinemia ... vasculitis - GPA ... Differential #Diagnosis #hematology ... #rheumatology #
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Kaposi's sarcoma • Rheumatologic ... ANCA-Assoc vasculitis (GPA ... > EGPA, MPA), Cryoglobulinemia ... Diagnosis #pulmonary #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA ... polyangiitis (GPA ... GPA causes disease ... purpura • Mixed cryoglobulinemia ... rash #diagnosis #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
cell arteritis (GCA ... cell arteritis (GCA ... identifies 85 to 95% of cases ... them, but urgent rheumatology ... Symptoms #Diagnosis #Management