Abos - Pediatric Ortho Surgery:pediatric Lower Extremity:leg Length Discrepancies And Management

Front 1

What is the best method for measurement of leg length discrepancy (LLD)?

Back 1

Place blocks under shorter limb until pelvis level

Front 2

General treatment guidelines: What is the treatment for a LLD <2 cnn at maturity?

Back 2

Shoe lift

Front 3

. . . for an LLD of 2 to 5 cm?

Back 3

Epiphysiodesis of long side

Front 4

. . . for an LLD >5 cm?

Back 4

Lengthening procedure

Front 5

Generally speaking, what is the age of growth cessation in boys?

Back 5

16 years

Front 6

. . . in girls?

Back 6

14 years

Front 7

What is the annual growth rate of the proximal femur?

Back 7

1/8"

Front 8

. . . of the distal femur?

Back 8

3/8" (10 mm)

Front 9

. . . of the proximal tibia?

Back 9

2/8" (6 mm)

Front 10

Proximal femoral focal dehciency (PFFD) is associated with Fibular hemimelia (50%)
what three musculoskeletal Knee flexion contracture
disorders?

Back 10

Coxa vara

Front 11

PFFD is associated with what gene defect?

Back 11

Sonic hedgehog

Front 12

In what position do PFFD patients hold their hips?

Back 12

Flexed, abducted, externally rotated

Front 13

Trauma review: this is the same position as is seen with what fracture?

Back 13

Subtrochanteric fracture

Front 14

With the Aiken classification, what are the key features of classes and B?

Back 14

Femoral head present
So, can lengthen and reconstruct
Must have stable hip and knee to lengthen

Front 15

. . . classes C and D?

Back 15

Femoral head absent
So, amputation or femoral-pelvic fusion are options

Front 16

What factor remains constant throughout growth?

Back 16

Percentage of shortening