Hip dislocation

Question 1

What is the most common cause of hip dislocation?

Answer 1

This is usually caused by high energy trauma such as RTA dashboard injury or fall from a height

Question 2

What are some possible other injuries occurring with hip dislocation?

Answer 2

There is also a risk of posterior acetabular wall fracture and femoral fractures

Question 3

What is the most common direction of hip dislocation?

Answer 3

Posterior

Question 4

How will patients usually present with a hip dislocation?

Answer 4

This will present with a flexed, internally rotated and adducted knee

Question 5

What are some possible complications of hip dislocation?

Answer 5

• Sciatic nerve palsy
• Avascular necrosis of the hip
• Secondary osteoarthritis of the hip

Question 6

What investigations are required in hip dislocation?

Answer 6

Neurovascular assessment
Radiography
CT

Question 7

What is shown on this X-ray?

Answer 7

Hip dislocation

Question 8

What is required for early management of hip dislocation?

Answer 8

• Urgent reduction
• Stabilisation in tractions

Question 9

What is the definitive management of hip dislocation?

Answer 9

Definitive management then involved fixation of associated pelvic fractures and fixation of other injuries in poly-trauma patients