The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
leading to an allergic ... Sensitization" to Allergen ... cells recruited Complications ... : • Acute Asthma ... #Immunology #pathophysiology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Acute onset of skin ... exposure to known allergen ... in the acute phase ... / Complications ... pathophysiology #immunology
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Gastrointestinal Manifestations ... Vasculitis -> Acute ... Gastrointestinal #Complications ... pathophysiology #signs #symptoms
Ankylosing Spondylitis: Extra-articular Manifestations
 • Ocular - Inflammation of the iris, the anterior part of the
Extra-articular Manifestations ... acute phase reactant ... lung fibrosis #AnkylosingSpondylitis ... #Complications ... diagnosis #signs #symptoms
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Mucocutaneous Manifestations ... -> Incr local inflammation ... Mucocutaneous #Manifestations ... diagnosis #signs #symptoms ... #complications
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
Acute Otitis Media ... Infection and inflammation ... severe Signs/Symptoms ... Balance Problems #Acute ... pathophysiology #symptoms
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 ... diagnosis #signs #symptoms ... #complications
Acute Otitis Media: Pathogenesis and Clinical Findings (in Children)
Upper Respiratory Tract Infection: 
 - Bacterial: Streptococcus
Acute Otitis Media ... bacterial. => Inflammation ... resolve by 72 hours Complications ... pathophysiology #diagnosis #symptoms
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Extra-articular manifestations ... • Non-specific Acute-phase ... etc • Systemic inflammation ... pathophysiology #signs #symptoms
Cholesteatoma (of middle ear): Pathogenesis and clinical findings
 • Congenital trapping of keratinizing epithelium in middle
middle ear Signs / Symptoms ... / Complications ... Polyp secondary to inflammation ... • Acute otitis ... pathophysiology #symptoms