MS- Osteochondrosis and Development Orthopedic Dz.txt

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MS- Osteochondrosis and Development Orthopedic Dz.txt
2015-03-02 18:10:14
OCD musculoskeletal

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  1. Temporary focal or multifocal failure of endochondral ossification lesions at physis or articular epiphyseal complex.
  2. Retention of cartilage at the AE-complex or physis due to localized failure of enochondral ossification.
  3. AE complex dysplasia that have fractured through to the surface.
    osteochondrosis dissecans
  4. Necrosis (liquefaction) of dysplasias.
    bone cysts (due to osteochondrosis)
  5. Separation of the epiphysis from the metaphysis at the physis associated with disorganization of the chondrocytes and variable coagulation and liquefactive necrosis of the physeal cartilage.
  6. Ununited anconeal process is an example of ____________.
  7. Epiphysiolysis is a problem with...
    closure of growth plate.
  8. Animals bred for ___________ are predisposed to osteochondrosis.
    rapid growth
  9. Osteochondrosis may derive from primary and reversible failure of...
    maturation/mineralization/vascular invasion of growth cartilage
  10. Osteochondrosis dissecans may derive from ischemic ______________ and retention of ___________.
    coagulation necrosis; growth cartilage
  11. Tibial dyschondroplasia is retention of the cartilage at the _________.
  12. Abnormal development and growth of the musculoskeletal system, resulting in abnormal gait, lameness, or deformity.
    developmental orthopedic disease
  13. Top 3 most common developmental orthopedic diseases?
    Osteochondrosis, hip Dysplasia, limb deformities
  14. Bone formation from a cartilage scaffold.
    Endochondral osteogenesis
  15. Growth plate pattern of radiating chondrocyte enlargement, matrix mineralization, cartilage removal, and bone formation indicates ________________.
    normal endochondral osteogenesis
  16. 5 characteristics of OC cartilage.
    hypocellular, loss of tidemark, less matrix training, thicker, loss of architecture
  17. Articular signs of articular osteochondrosis has clinical signs of __________ and ____________ in the young growing animal.
    joint effusion; pain
  18. __________ is usually secondary to physeal dysplasia of the ulna.
    Radius curvus
  19. OCD has ____ heritability; therefore, it is hard to eradicate.
  20. Disease in animals with defective endochondral ossification is precipitated by excessive _____________.
    energy intake
  21. A plumb line should...
    bisect each joint almost exactly
  22. With veras, the limb distal to the joint falls _______ the plumb line.
  23. With valgus, the leg distal to the plumb line falls _______ the plumb line.
  24. With fetlock deformities, _______ is more common.
  25. Premature __________ on one side causes angular limb deformity.
    growth plate closure
  26. Anything greater than ______ in the _______ must be corrected or DJD, OA, etc. will occur.
    5 degree; carpus
  27. Flexural deformity of the _______ is usually NOT secondary to pain.
    coffin joint
  28. Flexural deformity of the ________ is usually secondary to pain.
    fetlock joint
  29. For coffin joint flexural deformity, repair by ______ toe, _______ heel, and protecting the toe from ________; also perform a ____________.
    extending; trimming; pressure; distal check desmotomy
  30. To treat flexural fetlock deformity, first ___________! Then, reduce __________; also,... (4)
    reduce pain; energy in diet; shoeing, splints, proximal and distal check desmotomy, oxytetracycline
  31. Oxytetracycline is a potent __________ in animals ____________.
    muscle relaxant; under 8 months of age
  32. Distal intermediate ridge tibia has ________ but no _________.
    joint effusion; lameness
  33. Treat distal intermediate ridge tibia by...
    removing fragments by arthroscopy
  34. Bone cyst-like lesions occur on ____________.
    weight-bearing surfaces
  35. Osteochondrosis dissecans occurs on ____________.
    sliding surfaces
  36. What is the most common site of bone cysts?
    medial femoral condyle