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16 Cards in this Set
- Front
- Back
What is the best method for measurement of leg length discrepancy (LLD)?
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Place blocks under shorter limb until pelvis level
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General treatment guidelines: What is the treatment for a LLD <2 cnn at maturity?
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Shoe lift
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. . . for an LLD of 2 to 5 cm?
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Epiphysiodesis of long side
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. . . for an LLD >5 cm?
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Lengthening procedure
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Generally speaking, what is the age of growth cessation in boys?
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16 years
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. . . in girls?
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14 years
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What is the annual growth rate of the proximal femur?
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1/8"
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. . . of the distal femur?
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3/8" (10 mm)
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. . . of the proximal tibia?
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2/8" (6 mm)
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Proximal femoral focal dehciency (PFFD) is associated with Fibular hemimelia (50%)
what three musculoskeletal Knee flexion contracture disorders? |
Coxa vara
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PFFD is associated with what gene defect?
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Sonic hedgehog
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In what position do PFFD patients hold their hips?
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Flexed, abducted, externally rotated
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Trauma review: this is the same position as is seen with what fracture?
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Subtrochanteric fracture
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With the Aiken classification, what are the key features of classes and B?
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Femoral head present
So, can lengthen and reconstruct Must have stable hip and knee to lengthen |
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. . . classes C and D?
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Femoral head absent
So, amputation or femoral-pelvic fusion are options |
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What factor remains constant throughout growth?
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Percentage of shortening
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