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42 Cards in this Set
- Front
- Back
Name three disorders associated with G-protein defects?
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Fibrous dysplasia
Calcium sensing receptor (CaSR) Pseudohypoparathyroidism (gene GNAS1) |
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What four disorders are associated with weakness of the pelvic and shoulder girdles?
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Temporal arteritis
Limb girdle dystrophy Duchenne muscular dystrophy Polymyositis/dermatomyositis |
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What two disorders may affect the jaw?
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Caffey
Giant cell reactive granuloma (feet and hands) |
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Hemosiderin is present on the histology of what three disorders?
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Nonossifying fibroma
Pigmented villonodular synovitis (PVNS) Brown tumors (associated with primary hyperparathyroidism) |
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Melanin is seen with what disorder?
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Clear cell sarcoma
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What three viruses may be associated with Paget’s?
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Respiratory syncytial virus (RSV)
Paramyxovirus Canine distemper |
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What virus may be associated with rheumatoid arthritis?
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Epstein-Barr virus (EBV)
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High levels of type lll collagen are seen in what three clinical situations?
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Dupuytren’s
Early ligament healing Developmental dysplasia of the hip (DDH) |
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High urinary levels of homogentisic acid are associated with what disorder?
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Ochronosis or alkaptonuria
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What enzyme is deficient?
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Homogentisic acid oxidase
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What is the characteristic clinical feature?
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Black intervertebral disks
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High urinary levels of homocysteine are associated with what disorder?
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Homocystinuria
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What enzyme is deficient?
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Cystathionine synthetase
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What are the two characteristic clinical features?
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Inferior lens dislocation
Osteopenia |
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What are two treatments?
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Low methionine diet
Vitamin B6 |
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High urinary levels of phosphoethanolamine are associated with what disorder?
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Hypophosphatasia
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What enzyme is deficient?
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Alkaline phoshatase
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What are the key numbers for the Mangled Extremity Severity Scale (MESS) score?
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4
7 |
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What are the key numbers for Mirel’s criteria?
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7
10 |
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What population is at risk for chronic sclerosing osteomyelitis?
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Adolescents
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What organisms are most often responsible?
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Anaerobes
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What is the radiographic appearance?
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Diaphyseal proliferation
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What is the treatment?
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Antibiotics
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What population is at risk for Caffey’s hyperostosis?
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Infants after febrile illness
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What organisms are responsible?
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None
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What is the radiographic appearance?
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Hyperostosis of the jaw and ulna
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What is the treatment?
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Nonsteroidal antiinflammatory drugs
(NSAIDs) |
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How does Caffey’s differ from chronic multifocal osteomyelitis?
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Caffeys’ involves only one bone
Chronic multifocal: bilateral, symmetric involvement |
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What is the inheritance pattern for Camurati-Engelmann?
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Autosomal dominant
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What organisms are associated?
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None
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What is the radiographic appearance?
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Symmetric cortical thickening of long bones
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What two volar radiocarpal ligaments must be repaired after volar scaphoid approach?
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Radioscaphocapitate
Long radiolunate |
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What is the clinical significance of the short radiolunate ligament?
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Disrupted in a Mayfield IV perilunate injury
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What is the clinical significance of the ulnocapitate ligament?
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Injured with lunotriquetral dissociation
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What are the two aspects of the clinical significance of the anterior oblique ligament?
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Primary stabilizer of the
carpometacarpal (CMC) Bennett’s fracture fragment stabilizer |
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Distal tibiolibular ligaments: in what two clinical situations is the anterior inferior tibiofibular ligament (AITFL) important?
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Syndesmotic injury
Avulsed with Tillaux fractures |
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What type of insertion do the deep deltoid ligaments have?
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Direct (four zones)
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What are the deep components of the deltoid ligament?
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Anterior tibioyalar
Posterior tibiotalar |
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In which clinical situation is the anterior tibiotalar ligament particularly important?
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Hypertrophies with recurrent ankle sprains
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For what two surgical procedures is it especially important to perform a preoperative Allen test?
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Radial arm flap
Revision Dupuytren’s surgery |
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What is the significance of the supreme thoracic artery?
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First branch of the axillary artery
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What is the significance of superior thyroid artery?
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May need to be ligated for approach to proximal anterior cervical discectomy and fusion (ACDF)
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