ortho hip dislocation

Question 1

what kind of dislocation is most common

Answer 1

posterior

Question 2

general attitude of the limb with posterior hip dislocations

Answer 2

hip and leg in slight flexion, adduction, and internal rotation

Question 3

what is the general attitude of the limb for anterior hip dislocations

Answer 3

anterior dislocation

hip and leg in extension, abduction, and external rotation

Question 4

complication of hip dislocations

Answer 4

Post-traumatic arthritis
up to 20% for simple dislocation, markedly increased for complex dislocation
Femoral head osteonecrosis(avn)
5-40% incidence
Increased risk with increased time to reduction
Sciatic nerve injury
8-20% incidence
associated with longer time to reduction
Recurrent dislocations
less than 2%