The Calgary Guide to Understanding Disease @TheCalgaryGuide
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diagnosis signs symptoms comparison complications ophthalmology orthopedics adhesivecapsulitis caudaequina centralretinalartery chronic degenerative differential disruptors endocrinology femur fractures frozenshoulder gait healing
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings • Subtrochanteric region spans 5 cm distally from the
Subtrochanteric Femur Fracture ... in elderly Causes ... #msk #orthopedics ... #differential #causes ... #pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
hypercoagulable state ... Hypercoagulable state ... -> Cherry-red spot ... retinal edema caused ... #pathophysiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... a stroke that caused ... side) Second Stage ... FrozenShoulder #pathophysiology ... #staging #msk
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings Ophthalmic Artery Hypertension Stage 1: Mild/vasoconstrictive • Acute and chronic vasospasm
Hypertension Stage ... -> AV nicking Stage ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology
Fracture Healing (and disruptors of this process) Inflammatory Stage (0-7d) • Fracture disrupts local blood vessels ->
Inflammatory Stage ... site Soft Callus Stage ... Fluoroquinolones - Causes ... #msk #Staging # ... pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings Skeletal Pathology of the Hip • Arthritis • Congenital hip dysplasia
Greater Trochanter Fracture ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms ... signs #diagnosis #msk
Cauda Equina Syndrome Causes: • Large lumbar degenerative disc herniation (central) • Severe lumbar spondylosis • Neoplasm
Equina Syndrome Causes ... pain (shooting, stabbing ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Distinguishing between Inflammatory and Degenerative joint disease Inflammatory Joint Disease • Swelling stimulates joint nociceptors -> Pain
Lots of fluid, takes ... > Stiffness is short-lived ... Comparison #Versus #MSK ... JointPain #Diagnosis #pathophysiology
Menstrual Cycle Physiology: Correlating the Ovarian and Uterine Cycles Note: Some charts show different relative levels of
days long) • Starts ... , progesterone causes ... #OvarianCycle #pathophysiology
Paget’s Disease: Complications Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation MSK
Abnormal Osteoclasts cause ... bone formation MSK ... -> Pathologic fractures ... Nephrolithiasis (Kidney Stones ... PagetsDisease #pathophysiology
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