21 results
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... Allergic reaction ... Initial exposure to allergen ... -> Particular CD4 ... #Immunology #pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
leading to an allergic ... Sensitization" to Allergen ... Initial exposure to allergen ... after clearance of allergen ... #Immunology #pathophysiology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... exposure to a likely allergen ... exposure to known allergen ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Immune Reactions and Immunosuppressant Drugs

Glucocorticoids - Inhibition of cytokine synthesis, e.g., IL-1, IL-2
Muromonab-CD3 - Monoclonal antibody
Calcineurin
IL-2 Muromonab-CD3 ... #Pharmacology #Pathophysiology ... #immunology
How dendritic cells (DCs) orchestrate adaptive immunity
1- Sensing of microbial and damage signals by DCs
2- Phenotypic
activation 3- DC ... adaptive #immunity #immunology ... #pathophysiology
Inflammatory mechanism of asthma. 
Airway epithelial cells exposed to activation stimuli, including allergens, viruses, and irritants,
dendritic cell (DC ... activate naive CD4 ... #asthma #pathophysiology ... #inflammatory #immunology
Cellular and humoral immune responses of the adaptive immune system. Activated T cells accomplish cellular immune
associated with CD4 ... or CD8, depending ... ImmuneResponses #immunology ... #pathophysiology
Anaphylaxis: Treatments (Acute)
Additional Info:
 • IV steroids may be considered for prevention of late phase reactions.
provided, as well as allergy ... Treatments #Management #pathophysiology ... #immunology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
HypersensitivityReaction #Allergy ... #Immunology #pathophysiology