14 results
diagnosis rheumatology differential vasculitis algorithm erythematosus hepatology lupus sle systemic types acutephasereactants allergy champs criteria cryoglobulinemia cryoglobulins disorders eularacr gammopathy
Pathophysiology of Hypocomplementemic Urticarial Vasculitis C1q/anti-C1q antibiody -> Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... of Hypocomplementemic ... Complex Formation - Complement ... Vasculitis #HUV #Pathophysiology ... #Rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... #differential #hematology
Complement Pathways - Classical Pathway - Lectin Pathway - Alternative Pathway #Complement #Pathway #hematology #pathophysiology
Complement Pathways ... Alternative Pathway #Complement ... #Pathway #hematology ... #pathophysiology
Rapidly Progressive Glomerulonephritis (RPGN) RPGN has three primary pathophysiologic causes differentiated by immunofluorescence Immune Complex Mediated (granular staining):
three primary pathophysiologic ... staining): • Low Complement ... Idiopathic • Normal Complement ... diagnosis #algorithm #rheumatology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus Clinical Domains: • Constitutional domain: Fever • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... pericarditis • Hematologic ... anticoagulant • Complement ... #EULARACR #Classification ... Erythematosus #diagnosis #rheumatology
Hypersensitivity Types and Their Mechanisms Type I - lgE - Soluble antigen - Allergen-specific lgE antibodies bind
antigen, leading to complement ... Complement activation ... Hypersensitivity #Types #Classification ... #Pathophysiology
Vasculitis and Vasculitides - Differential Diagnosis Framework When to Consider Vasculitis: • Purpura, ischemic skin lesions •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... differential #diagnosis #rheumatology ... #classification
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #Hematology #Diagnosis
Cryoglobulinemia Summary Cryoglobulins: • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Low serum C4 complement ... diagnosis #types #classification ... #rheumatology #
IGG-4 RELATED DISEASE WHAT? • A chronic, immune-mediated fibroinflammatory disease with tumefactive infiltration of IgG4+ plasma cells
dysfunction PATHOPHYSIOLOGY ... - ↑ IgE, ↓ complement ... • Classification ... Diagnosis #Management #Rheumatology
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