22 results
diagnosis symptoms hypersensitivityreaction management neurology vasculitis asthma agammaglobulinemia allergic als amyotrophic anaphylaxis arteritis benign bph cascade centralretinalartery classification complications crao
Type I Hypersensitivity: Pathogenesis and clinical findings Definition: Production of lgE Antibodies that bind to harmless allergens
plasma cells that ... complexes bind to mast cells ... secretion • Inflammatory ... cells recruited ... #Immunology #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings Definition: Unique because it is entirely T-Cell mediated; exposure to
Allergic reaction ... Particular CD4+ Th cells ... harmful -> Th Cells ... macrophages, mast cells ... #Immunology #pathophysiology
Inflammatory mechanism of asthma. Airway epithelial cells exposed to activation stimuli, including allergens, viruses, and irritants,
Airway epithelial cells ... These T cells then ... TH2 cells also migrate ... #asthma #pathophysiology ... immunology
Asthma: immunopathogenesis. Allergens attach to, and are taken up by, dendritic cells that he the respiratory
by, dendritic cells ... interaction of the allergen ... events releases inflammatory ... mucus production allergic ... immunopathogenesis #Pathophysiology
Inflammatory Cascade: Pathogenesis and Clinical Findings Continued Innate Immunity • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
Inflammatory Cascade ... Natural Killer Cells ... cell activity #Inflammatory ... #Inflammation #pathophysiology ... #immunology
Allergic Rhinitis: Pathogenesis and clinical findings 1. Allergy Sensitization -> Antigen Exposure -> APC (macrophages, HLA class
-> Helper T cells ... Abs coat mast cells ... to lgE on mast cells ... Recruitment of inflammatory ... Rhinitis #Rhinorrhea #pathophysiology
Hypersensitivity Types and Their Mechanisms Type I - lgE - Soluble antigen - Allergen-specific lgE antibodies bind
with cytotoxic T cells ... natural killer cells ... activation provides inflammatory ... antigen - TH1 cells ... Classification #Pathophysiology
Anaphylaxis: Pathogenesis Anaphylaxis is a Type 1 hypersensitivity reaction While the primary mechanism of anaphylaxis is mast cell
production of inflammatory ... Recruitment of inflammatory ... cells • ANS activation ... #Anaphylaxis #pathophysiology ... #immunology
Type II Hypersensitivity: Pathogenesis and clinical findings Definition: When antigens bind to the body's cell surfaces, forming
surfaces of body cells ... body cell -> B-Cells ... foreign -> B-cells ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings The epidemiology of this disease is 1/340,000 births and roughly double
maturation of B cells ... from precursor cells ... Absence of mature B cells ... CD19+) and plasma cells ... #immunology
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