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Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
Anaphylaxis: Pathogenesis ... Anaphylaxis is ... a Type 1 hypersensitivity ... #pathophysiology ... #immunology
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
dead tissue • Complement ... Recruitment • Humoral ... activation of complement ... #Inflammation #pathophysiology ... #immunology
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy #Immunology ... #pathophysiology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... cell surfaces #Type2 ... #Type2 #HypersensitivityReaction ... #Allergy #Immunology ... #pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... conjunctivitis • Anaphylaxis ... #TypeI #Type1 ... HypersensitivityReaction #Allergy #Immunology ... #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... Poison ivy) #TypeIV ... #Type4 #HypersensitivityReaction ... #Allergy #Immunology ... #pathophysiology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
X-Linked Agammaglobulinemia ... deficiency in adaptive humoral ... common antigens #Agammaglobulinemia ... #XLinked #pathophysiology ... #immunology
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
Humoral Immunity ... activation • Complement ... repeat exposure #Humoral ... #Immunity #pathophysiology ... #immunology
Retroviral Infections: Mechanisms of Oncogenesis
Note: A retrovirus is an RNA virus that uses reverse transcriptase to
lymphotropic virus type ... #oncogenesis #pathophysiology ... #immunology #oncology