Dislocations

Question 1

Dislocation

Answer 1

Complete joint disruption

Question 2

Subluxation

Answer 2

Partial dislocation- not fully out of the joint

Question 3

How are dislocations diagnosed?

Answer 3

• Clinical examination and x-ray (may show ligament and capsule damage)
• Identification of associated injuries

Question 4

What can associated injuries of dislocations lead to?

Answer 4

Neurovascular compromise and damage

Question 5

What can be the end result of dislocations?

Answer 5

Recurrent instability of the joint and stiffness

Question 6

Name some common dislocations.

Answer 6

• Shoulder
• Elbow
• Hip
• Knee
• Ankle
• Subtalar joint

Question 7

In which direction is the shoulder commonly dislocated

Answer 7

• Anteriorly

- Posteriorly

Question 8

In which direction is the elbow commonly dislocated

Answer 8

Posteriorly

Question 9

In which direction is the hip commonly dislocated

Answer 9

Posteriorly

Question 10

In which direction is the knee commonly dislocated

Answer 10

Anteropost.

Question 11

In which direction is the ankle commonly dislocated

Answer 11

Lateral more common

Question 12

In which direction is the subtalar joint commonly dislocated

Answer 12

Lateral more common

Question 13

What is the common deformity of shoulder dislocation?

Answer 13

• Squared off

- Locked in internal rotation

Question 14

What is the common deformity of elbow dislocation?

Answer 14

Olecranon prominent posteriorly

Question 15

What is the common deformity of hip dislocation?

Answer 15

Leg short, flexed, internal rotation and adducted

Question 16

What is the common deformity of knee dislocation?

Answer 16

Loss of normal contour and extended

Question 17

What is the common deformity of ankle dislocation?

Answer 17

Externally rotated with a prominent medial malleolus

Question 18

What is the common deformity of subtalar joint dislocation?

Answer 18

Lateral displacement of os calcis