The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Type III Hypersensitivity: Pathogenesis and clinical findings
Definition: Small antigen-antibody complexes (produced from normal immune response to
Type III Hypersensitivity ... sickness #TypeIII #Type3 ... HypersensitivityReaction #Allergy #Immunology ... #pathophysiology
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
Prolactin #PRL #FeedbackLoop ... #endocrinology ... #pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Type IV Hypersensitivity ... Poison ivy) #TypeIV ... #Type4 #HypersensitivityReaction ... #Allergy #Immunology ... #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
GrowthHormone #GH #FeedbackLoop ... #endocrinology ... #pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... Complications: • Acute ... Anaphylaxis #TypeI ... #Allergy #Immunology ... #pathophysiology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
Type II Hypersensitivity ... cell surfaces #Type2 ... #Type2 #HypersensitivityReaction ... #Allergy #Immunology ... #pathophysiology
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
Anaphylaxis is a Type ... #Anaphylaxis #pathophysiology ... #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 ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis
Anaphylaxis: Treatments (Acute)
Additional Info:
 • IV steroids may be considered for prevention of late phase reactions.
Anaphylaxis: Treatments (Acute ... Treatments #Management #pathophysiology ... #immunology
Retroviral Infections: Mechanisms of Oncogenesis
Note: A retrovirus is an RNA virus that uses reverse transcriptase to
lymphotropic virus type ... #oncogenesis #pathophysiology ... #immunology #oncology