Adult hip and surgery

Question 1

CAM deformity in the hip- what is it?

Answer 1

more of a graduated line rather than a large head and a smaller neck

Question 2

Pincer deformity in the hip- what is it?

Answer 2

acetabulum comes out further than it should would leg externally rotate it will dig into the leg

Question 3

In the superficial zone what way do the fibres run

Answer 3

parallel to the surface

Question 4

What is protrusio?

Answer 4

The head of the acetabulum migrates inside the pelvis

Most common cause is OA

Question 5

What is the management of a blocked movement?

Answer 5

shave off bump and oeteotimised the joint

Question 6

What to do about failure of bone? (AVN)

Answer 6

If caught early - drill in side of femur and created a hole which receives pressure and allows blood supply to come back( only if not sign of bone collapse)
If late- with sclerosis, osteophytes etc then just a hip replacement

Question 7

Conservative maanagment of hip OA

Answer 7

WT loss
analgesia-local steroid into hip(transient benefit)
physiotherapy

Question 8

When is a local steroid injection into the hip beneficial?

Answer 8

to differentiate between hip and back pain

Question 9

For most patients undergoing a THR

Answer 9

Over 65
reduced walking distance
pain not controlled by analgesics
night pain
impairment of activities of daily living and hobbies

Question 10

What are the risks following a THR

Answer 10

Blood loss
CVT/PE
Nerve damage
Dislocation
medical complications

Question 11

How long does a THR last on average?

Answer 11

15-20 y

Question 12

What is the most common way the THR fails

Answer 12

loosening of the stem ( macrophage “gobbling up”)

Question 13

Trochanteric bursitis

Answer 13

inflammation of the bursa
usually self limiting
Non-infective
can usually be treated conservatively +- infections
tend to be sore when they lie on it at night- pain is the trochanteric region not the groin