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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Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
other proteins leaking ... ischemia -> Venous beading ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
(and disruptors ... ) • Fracture disrupts ... #Stages #Orthopedics ... #msk #Staging #pathophysiology ... #diagnosis #disruptors
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
• Avulsion or shearing ... Signs/Symptoms/Complications ... msk #diagnosis #pathophysiology ... signs #symptoms #orthopedics
Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
ligament substance leading ... ligament substance leading ... #Sports #MSK #orthopedics ... Grades #Diagnosis #pathophysiology
Acute Otitis Media: Complications
Infection and inflammation of the middle ear
 - Prolonged obstruction of e. tube
Otitis Media: Complications ... Signs/Symptoms/Complications ... • Intracranial complications ... (uncommon) • Hearing ... #pathophysiology
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
Signs/Symptoms/Complications ... signs #symptoms #pathophysiology ... #msk #orthopedics
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Signs / Symptoms / Complications ... Retinoblastoma #pathophysiology ... #ophthalmology
Classification of Pelvic Ring Fractures: Mechanisms, Clinical Features and Complications
 • Anterior Posterior Compression (APC) -
Clinical Features and Complications ... Grades #Grading #Orthopedics ... MSK #diagnosis #complications ... #pathophysiology
Acute Otitis Media: Pathogenesis and Clinical Findings (in Children)
Upper Respiratory Tract Infection: 
 - Bacterial: Streptococcus
resolve by 72 hours Complications ... TM perforation, hearing ... #OtitisMedia #pathophysiology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
with keratotic scaling ... Manifestations #pathophysiology ... signs #symptoms #complications