Chapter 43 - Nonarthroplasty Surgical Treatment of the Hip

Question 1

acetabular labrum is most important for maintaining what?

Answer 1

joint lubrication

Question 2

what portion of the acetabulum is deficient in hip dysplasia

Answer 2

anterolateral acetabulum

Question 3

treatment of choice in severe hip dysplasia?

Answer 3

PAO

Question 4

most common PAO and the cuts it involved

Answer 4

Bernese PAO
ischial, pubic, iliac, and posterior column osteotomies
allows correction of lateral coverage, anterior coverage, version, and medialization
*risk of overcorrection anteriorly causing secondary FAI

Question 5

surgical treatment of severe hip dysplasia with MAJOR incongruity

Answer 5

chiari osteotomy - salvage osteotomy. relies on the femoral head articulating with fibrocartilage

Question 6

surgical treatment of coxa valga

Answer 6

varus intertrochanteric osteotomy

Question 7

surgical treatment of scfe chronic deformity

Answer 7

flexion/internal rotation intertrochanteric osteotomy

Question 8

surgical treatment of femoral neck non-union

Answer 8

valgus intertrochanteric osteotomy - pauwel osteotomy, copression of the non-union site by horizontal positioning

Question 9

surgical treatment of resultant legg calve perthes deformities

Answer 9

surgical hip dislocation, femoral neck lengthening, trochanteric advancement
valgus proximal femoral osteotomy

Question 10

indictions for hip arthrodesis

Answer 10

patients YOUNGER than 30, that are very active/heavy laborers

must have normal adjacent joints (lumbar, contralateral hip, ipsilateral knee)

Question 11

position of fusion for hip arthrodesis

Answer 11

25-30 degrees of hip flexion
0-5 adduction
5-10 external