Hip Impingement

Question 1

What are the 2 types of hip impingement?

Answer 1

Cam - type FAI

Pincer - type FAI

Question 2

What is a Cam hip impingement caused by?

Answer 2

Irregular osseous prominence of the proximal femoral neck or head-neck junction.
Bony protrusion located at the anterosuperior aspect of the femoral head - neck junction

Question 3

When can Cam impingement come symptomatic?

Answer 3

In physically active young males

Question 4

What is Pincer hip impingement caused by?

Answer 4

Result of excess acetabular coverage of femoral head
Over coverage can be either global (coxa profunda) or focal anteriorly (acetabular retroversion)
Results in abutment of the femoral head neck junction against acetabular rim pressing upon the labrum

Question 5

What are the symptoms of FAI?

Answer 5

Sitting cross legged is difficult or painful
Difficulties putting socks and shoes on
Sitting for a long time, unable to sit for a period of time
Slight or more sever limp
Adductor related problems
Walking long distance painful and doesn’t disappear straight away with rest
Significant pain after sport activities
Low back and buttock pain