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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Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
ligament substance leading ... ligament substance leading ... LowAnkleSprain #Sports #MSK ... #orthopedics #Grading ... Grades #Diagnosis #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
injury -> Ligaments ... affected leg #FemoralHead ... #Fractures #msk ... #diagnosis #pathophysiology ... signs #symptoms #orthopedics
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
subthreshold mechanical loading ... from continued loading ... StressFractures #msk ... #orthopedics #pathophysiology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
tumour causing injury ... Acute #SpinalCord #Injury ... Syndromes #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Classification of Pelvic Ring Fractures: Mechanisms, Clinical Features and Complications
 • Anterior Posterior Compression (APC) -
possible vascular injury ... - Type 1 or 2 injury ... Classification #Grades #Grading ... #Orthopedics #MSK ... complications #pathophysiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Prolonged shoulder injury ... post-inflammatory healing ... FrozenShoulder #pathophysiology ... signs #stages #staging ... #msk
Disc Herniations - Pathogenesis and Complications
• 90% of Lumbar disc herniations happen at L4/5 and L5/S1
•
happen at C6/7 Aging ... -> Mechanical loading ... complications #msk ... #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Tingling, Burning, Stinging ... , Stabbing) - ... MeralgiaParesthetica #MSK ... #pathophysiology
RICE: Mechanism of Action
Rest (weight bearing or stressful motion discontinued)
Ice (applied to injury)
Compression (wrap applied to
Rest (weight bearing ... Ice (applied to injury ... wrap applied to injured ... #RICE #Sports #pathophysiology ... #mechanism #MSK
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
metabolites induce injury ... sensorineural hearing ... vessel collapse leading ... Congenital anomalies: hearing ... peds #pediatrics #pathophysiology