The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
destruction), promote inflammation ... Inflammatory #Cascade #Inflammation ... pathophysiology #immunology
X-linked Severe Combined Immunodeficiency (SCID): Pathogenesis and clinical findings

#SCID #SevereCombinedImmunodeficiency #XLinked #pathophysiology #immunology
pathophysiology #immunology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
cells or CTLs -> Inflammation ... HypersensitivityReaction #Allergy #Immunology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Acute onset of skin ... symptoms in the acute ... pathophysiology #immunology
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... Tissue injury and inflammation ... , Carditis #Acute
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
clinical findings Acute ... mastoid air cells (inflammation ... mucosa leads to inflammation ... mastoid air cells (inflammation ... (infection or inflammation
Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
HypersensitivityReaction #Allergy #Immunology
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
pathophysiology #immunology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
manifestations Skin: • Inflammation ... Eyes: • Globe inflammation ... Xerostomia) Heart: • Inflammation ... audible Lungs: • Inflammation ... on CXR • RA inflammation
C5-C9 Deficiency - Pathogenesis and Clinical Findings
Note:
 • Risk of invasive meningococcal disease is 1000-10000x higher
Inflammation ... pathophysiology #immunology