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42 Cards in this Set

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