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 complications orthopedics rheumatoidarthritis adhesivecapsulitis caudaequina causes differential diffuse extraarticular femoralhead frozenshoulder gait lfcn lupus manifestations meralgiaparesthetica mucocutaneous pagetsdisease
Stress Fracture: Pathogenesis and clinical findings Abnormal biomechanics, Repetitive impact activities => Repetitive subthreshold mechanical loading => Bone strain =>
Stress Fracture: ... => Microscopic fractures ... StressFractures #msk ... pathophysiology #symptoms ... #signs
Femoral Head Fracture: Pathogenesis and clinical findings • Posterior hip dislocation -> Impaction force from femoral
onto lateral hip Signs ... /Symptoms/Complications ... #msk #diagnosis ... pathophysiology #signs ... #symptoms #orthopedics
Radiculopathy: Signs and Symptoms • Back/Neck Pain • Decr Range of motion • Abnormal posturing •
Radiculopathy: Signs ... and Symptoms ... : -> Shooting, stabbing ... Radiculopathy #MSK ... #symptoms #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica •
Tingling, Burning, Stinging ... , Stabbing) - ... MeralgiaParesthetica #MSK ... differential #diagnosis #signs ... #symptoms
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings Pars interarticularis stress fracture (spondylolysis) - most frequently in the
interarticularis stress fracture ... XR — scotty dog sign ... Spondylolisthesis #MSK ... pathophysiology #signs ... #symptoms
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 ... pathophysiology #signs ... #symptoms #diagnosis
Cauda Equina Syndrome Causes: • Large lumbar degenerative disc herniation (central) • Severe lumbar spondylosis • Neoplasm
lumbar spine Signs ... / Symptoms / Complications ... pain (shooting, stabbing ... CaudaEquina #Syndrome #MSK ... #signs
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features • RA affects 1% of population, women >
Joint diseases features ... • RA affects ... Extra-articular signs ... pathophysiology #signs ... #symptoms #diagnosis
Lupus (SLE): Mucocutaneous Manifestations • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
exposed areas -> Scaring ... with keratotic scaling ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis #signs ... #symptoms #complications
Trendelenburg Gait: Pathogenesis and clinical findings Skeletal Pathology of the Hip • Arthritis • Congenital hip dysplasia
Greater Trochanter Fracture ... pathophysiology #causes #symptoms ... #signs #diagnosis ... #msk
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