The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
Clinical Findings Grading ... most commonly injured ... (uncommonly injured ... LowAnkleSprain #Sports #MSK ... #orthopedics #Grading
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... tumour causing injury ... Acute #SpinalCord #Injury ... signs #symptoms #msk ... #orthopedics #neurology
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
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
Open Fractures: Mechanisms, Clinical Features and Complications
Gustilo-Anderson Classification:
 • Type I
   - Wound <
Typically "inside out" injury ... Complications #MSK ... #Orthopedics
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
) Injury: Pathogenesis ... : The PCL is injured ... iniury + Posterior ... Multiligamentous iniury ... #Injury #MSK #Sports
Clavicular Fracture: Pathogenesis and clinical findings

Group I (69%) - Middle third (mid-shaft)
Group II (29%) - Distal
the mechanism of injury ... other injuries in all ... Clavicular #Fracture #Grading
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... FemoralHead #Fractures #msk ... signs #symptoms #orthopedics
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
bodies, shallow ACD ... Increased pressure gradient ... pathophysiology #ophthalmology
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Cruciate Ligament (ACL ... ) Injury: Pathogenesis ... AnteriorCruciateLigament #ACL ... #Injury #MSK #Sports