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26 Cards in this Set
- Front
- Back
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most common primary benign bone tumor
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Osteochondroma
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Asymptomatic; pt. feels a bump; in lg. bones not spine; knee is m.c 20% chance of becoming metastatic "hereditary multiple exostoses.
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Osteochondroma
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Benign tumor of vascular tissue with in bone
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Hemangiaoma
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most common primary tumor of the spine
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Hemangiaoma
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Corduroy cloth appearance
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Hemangiaoma
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m.c. b9 bone tumor of the hand
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Enchondroma
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Oliler's disease
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Enchondroma
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8-20 yrs
Asymptomatic Failure to ossify metaphysis of long bones of lower extremity, bubbly lucency, solitary, sharp zone of transition |
Fibrous cortical Defect
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5-20
sudden onset of pain if pathologic fs looks like a giant cell, but does not cross ephyseal plate bubbly, lytic grossly expansile 80% in long bones |
Aneurysmal Bone Cyst
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M.C. b9 tumor of the ribs
8-14 asymtomatic until fx; bowing femur, rind, cafe-au-lait spots. McClune-Albright Syndrome |
Fibrous Dysplasia
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primary b9 bone tumor
skull and feet get larger common in older men. >55 20X more vascular demand, shepherds crook. Sabre shin pathological fx. protrusio acetabuli, brim sign, spinal stenosis, enlarged ivory vertebrae |
Paget's Disease
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x-ray 4 stages
1. osteoclastic metastasis 2. Mixed stage 3. sclerotic 4. malignant degeneration |
Paget's disease
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stiff jt. worse in a.m.
non-uniform loss of jt asymmetrical horizontal marginal osteophytes gull wing sign Malum coxae senilis hourglassing foramen, vacum sign |
DJD
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Osteoarthritis A.K.A
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DJD
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Forrestier's Disease
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DISH
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40-50
12-32% have type II diabetes dysphagia, stiffness, low grade pain all ossif. candle-wax sign |
DISH
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fever, malaise, pain and swelling, Bilat. symmetry, uniform loss of jt space, marginal erosions (rat bites),ulnar deviation,pannus formation,c1-c2 instability, +RF,
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Rheumatoid Arthiritis
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c1-c2 instability, pain in buttock area, refers to thigh bilat, + HLA-B27, -RF
Bamboo spine, rosary beads, shiny corner, trolley track carrot stick fx |
Ankylosing spondylitis
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asymptomatic hyperuricemia, acute gouty arthritis, polyarticular- lower extremity, chronic tophaceous gout (helix of ear)
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Gout
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most common secondary bone malignancy, unexplained wt. loss, polyostotic, spread 3 ways, venous , lymph, direct extension, inc ESR,
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Metastasis
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most common primary bone malignancy
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Multiple myeloma
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malignancy of bone marrow plasma cells eats bone from inside to out, entirely lytic, moth eaten lesion,m punched out lesions, severe osteoprortic spine, vertebra plana, raindrop, Bence-jones proteinuria
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Multiple myeloma
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2nd most common primary bonemalignancy
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osteosarcoma
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localized swelling and pain at knee, shoulder, codman's triangle, sunburst, cumulus cloud
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Ostoesarcoma
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most likely primary tumor to metastasize to bone, mimics infection, onion skin periostitis, saucer-lytic effect
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Ewings sarcoma
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multinucleated highly expansile tumor that crosses the epiphyseal plate. aysmptomatic, localized swelling, possible pathological fx and pain, knee shoulder, uncommon in spine, soap bubble appearance,
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Giant cell tumor
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