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16 Cards in this Set

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