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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Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
: Pre-formed lgE ... binds allergen, ... ": release the pro-inflammatory ... Complications: • Acute ... #Immunology #pathophysiology
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
Loop: Prolactin (PRL ... ) • PRL levels ... stimulatory effect on PRL ... #FeedbackLoop # ... endocrinology #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 ... symptoms in the acute ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... GrowthHormone #GH #FeedbackLoop ... #endocrinology ... #pathophysiology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
with specific pre-formed ... HypersensitivityReaction #Allergy ... #Immunology #pathophysiology
Anaphylaxis: Treatments (Acute)
Additional Info:
 • IV steroids may be considered for prevention of late phase reactions.
Anaphylaxis: Treatments (Acute ... provided, as well as allergy ... Treatments #Management #pathophysiology ... #immunology
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... injury -> Prolonged PR ... , Carditis #Acute ... RheumaticFever #pathophysiology ... #diagnosis #signs
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
warriors") • Acute ... with no specific pre-determined ... etiology Signs ... TendonRupture #diagnosis #signs ... #symptoms #pathophysiology
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
FSH, TSH, ACTH, PRL ... Signs / Symptoms ... #SideEffects #endocrinology ... mnemonic #GLFTAP #pathophysiology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... compression, often with pre-existing ... weakness and #Acute ... Syndromes #diagnosis #pathophysiology ... #signs #symptoms