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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Open Fractures: Mechanisms, Clinical Features and Complications
Gustilo-Anderson Classification:
 • Type I
   - Wound <
Open Fractures: ... Gustilo-Anderson Classification ... #Open #Fractures ... #Diagnosis #Complications ... #MSK #Orthopedics
Classification of Pelvic Ring Fractures: Mechanisms, Clinical Features and Complications
 • Anterior Posterior Compression (APC) -
Classification of ... bilateral rami fractures ... #Classification ... Grades #Grading #Orthopedics ... #MSK #diagnosis
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... • Avulsion or shearing ... • Non-union of fracture ... #msk #diagnosis ... signs #symptoms #orthopedics
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Subtrochanteric Femur Fracture ... low energy fall fractures ... Atypical femur fracture ... #msk #orthopedics ... #diagnosis #differential
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis (OA): X-ray features ... remains of the hyaline ... Xray #radiology #diagnosis
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 ... Grading #Grades #Diagnosis
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... post-inflammatory healing ... post-inflammatory tissue healing ... pathophysiology #diagnosis
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
Fracture Healing ... healing - Tobacco ... #Fracture #Healing ... #Stages #Orthopedics ... pathophysiology #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
with keratotic scaling ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
degranulation, leading ... antigen-surface complex, leading ... immune reaction, leading ... Reactions #Types #Classification ... #Diagnosis #Definitions