The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
Anaphylaxis is ... production of inflammatory ... Recruitment of inflammatory ... #pathophysiology ... #immunology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... and Symptoms Anaphylaxis ... Angioedema #Anaphylaxis ... #pathophysiology ... #immunology #diagnosis
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
X-Linked Agammaglobulinemia ... 40% of patients diagnosed ... common antigens #Agammaglobulinemia ... #XLinked #pathophysiology ... #immunology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
mutation) that alter inflammatory ... palpation - Vasculitic ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
release the pro-inflammatory ... secretion • Inflammatory ... conjunctivitis • Anaphylaxis ... HypersensitivityReaction #Allergy #Immunology ... #pathophysiology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... attraction of various inflammatory ... #HSP #IgA #Vasculitis ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
activating cellular inflammatory ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
cytokines -> localized inflammatory ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs