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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pathophysiology diagnosis signs orthopedics complications rheumatoidarthritis stages adhesivecapsulitis caudaequina causes differential diffuse disruptors extraarticular femoralhead fracture frozenshoulder gait healing lfcn
Stress Fracture: Pathogenesis and clinical findings Abnormal biomechanics, Repetitive impact activities => Repetitive subthreshold mechanical loading => Bone strain =>
Stress Fracture: ... => Microscopic fractures ... loading Stress Fracture ... StressFractures #msk ... pathophysiology #symptoms
Femoral Head Fracture: Pathogenesis and clinical findings • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... lateral hip Signs/Symptoms ... • Non-union of fracture ... #msk #diagnosis ... pathophysiology #signs #symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica •
paresthetica • Symptoms ... 3-6 months of symptom ... Tingling, Burning, Stinging ... , Stabbing) - ... MeralgiaParesthetica #MSK
Rheumatoid arthritis (RA): Extra-articular manifestations Skin: • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis (RA ... blood vessels (vasculitis ... effusion on CXR • RA ... RheumatoidArthritis #RA ... pathophysiology #signs #symptoms
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings Pars interarticularis stress fracture (spondylolysis) - most frequently in the
interarticularis stress fracture ... Spondylolisthesis #MSK ... pathophysiology #signs #symptoms
Radiculopathy: Signs and Symptoms • Back/Neck Pain • Decr Range of motion • Abnormal posturing •
Radiculopathy: Signs and Symptoms ... : -> Shooting, stabbing ... Radiculopathy #MSK ... diagnosis #signs #symptoms
Lupus (SLE): Mucocutaneous Manifestations • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
exposed areas -> Scaring ... with keratotic scaling ... Livedo Reticularis, Vasculitis ... diagnosis #signs #symptoms
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features • RA affects 1% of population, women >
Rheumatoid arthritis (RA ... Joint diseases features ... • RA affects ... RheumatoidArthritis #RA ... pathophysiology #signs #symptoms
Cauda Equina Syndrome Causes: • Large lumbar degenerative disc herniation (central) • Severe lumbar spondylosis • Neoplasm
spine Signs / Symptoms ... pain (shooting, stabbing ... CaudaEquina #Syndrome #MSK ... pathophysiology #diagnosis #symptoms
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... pathophysiology #diagnosis #symptoms ... signs #stages #staging ... #msk
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