694 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Mechanism: IgG and Complement-mediated ... Mechanism: IgM and Complement-mediated ... hematology #diagnosis #comparison
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
antigens, leading to complement ... they activate complement ... classification #comparison
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
90% - Low complement ... 80% - Low complement ... druginduced #lupus #sle #comparison
Complement Pathways
- Classical Pathway
- Lectin Pathway
- Alternative Pathway

#Complement #Pathway #hematology #pathophysiology
Complement Pathways ... Alternative Pathway #Complement
Overview of the Complement System - Classical and Alternative Pathways

by Dr.Grace Leo @gracie_leo

#Complement #System #Classical #Alternative
Overview of the Complement ... gracie_leo #Complement
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
staining (lg + complement ... monoclonal gammopathy Complement-Mediated ... MGPN • Complement ... of alternative complement ... MPGN without complement
Infectious Risks in Asplenia and Deficiencies in Humoral Immunity and Complement - Venn Diagram
Humoral Immunity:
 •
Humoral Immunity and Complement ... T and B cells Complement ... PrathitKulkarni #complement
C5-C9 Deficiency - Pathogenesis and Clinical Findings
Note:
 • Risk of invasive meningococcal disease is 1000-10000x higher
is rare Normal complement ... response: The complement ... activation -> Complement ... C7, C8, C9 -> Complement ... C5C9Deficiency #Complement
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
dead tissue • Complement ... activation of complement
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
activation • Complement ... Circulating serum complement ... tagged with C3 complement ... - Activate Complement ... : Abs activate complement