The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Account created for The Calgary Guide to Understanding Disease - Linking pathophysiology to clinical presentation - http://calgaryguide.ucalgary.ca/
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pathophysiology diagnosis immunology allergy signs symptoms complications hypersensitivityreaction sle classification definitions erythematosus gastrointestinal hypersensitivity management manifestations mucocutaneous reactions systemic treatments
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 ... conjunctivitis • Anaphylaxis
Hypersensitivity: Summary Type I Hypersensitivity: • Immunological Mediator: lgE • Immunological Target: Allergen Molecules • Ex: Antibiotic
Immunological Target: Allergen ... Ex: Antibiotic allergies ... fever, Urticaria, Allergic ... • Ex: Systemic Lupus ... #Allergic #Reactions
Anaphylaxis: Signs and Symptoms Anaphylaxis: when any egg of three conditions is met: 1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... and Symptoms Anaphylaxis ... exposure to a likely allergen ... exposure to known allergen ... Angioedema #Anaphylaxis
Systemic Lupus Erythematosus: Gastrointestinal Manifestations - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Systemic Lupus Erythematosus ... the pancreas, Vasculitis ... #Systemic #Lupus
Type III Hypersensitivity: Pathogenesis and clinical findings Definition: Small antigen-antibody complexes (produced from normal immune response to
: • Systemic Lupus ... HypersensitivityReaction #Allergy
Lupus (SLE): Mucocutaneous Manifestations • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Subacute cutaneous lupus ... Livedo Reticularis, Vasculitis ... Phenomenon #Lupus
Anaphylaxis: Treatments (Acute) Additional Info: • IV steroids may be considered for prevention of late phase reactions.
Anaphylaxis: Treatments ... provided, as well as allergy ... Ventolin inhaler #Anaphylaxis
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