1. Will Collett Peer Support 2014

2.  Avascular necrosis  Superior Gluteal Nerve Injury  Inferior Gluteal Nerve Injury  Thomas Test  Injection Site

3.  What makes the femoral head susceptible to AVN?  Medial and lateral circumflex arteries and ligamentum teres artery  Intracapsular Vs Extracapsular  How can we injure the hip causing AVN?  # NOF  Car crash  What are the signs and symptoms of AVN?  # NOF – shortened and externally rotated  Pain, reduced movement, Weight bearing Diagnosis?

5. Intracapsular Extracapsular

7.  Innervates?  Lost ability to?  Abduct the hip  Trendelenburg gait or sign? Superior gluteal nerve (L4-L5) Gluteus Medius & Minimus (L4-L5)

8. SIGN

9. GAIT

10.  Innervates?  Lost ability to? ◦ Prevent trunk tipping forwards during gait ◦ Extend the hip  Gait? ◦ lurching backward when the weaker limb is on the floor during walking (heel strike) ◦ Buttock wasting ◦ Hamstring Compensation Gluteus Maximus (L5-S1)

12.  Method 1  - Vertical line through highest point of iliac crest  - Horizontal line midway between ischial tuberosity and highest point of iliac crest Method 2 - Vertical line through highest point of crest - Line from PSIS to the greater trochanter