1. Femoral Head Dislocation (Posterior Hip Dislocation)
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
Femoral Head Dislocation (Posterior Hip Dislocation)
fotosearch.com/comp/LIF/LIF134/E jpg
2006 Moore & Dalley COA
limb shortened, flexed,
& medially rotated
network/sfm/Orthorama/Hippose.jpg

2. Femoral Head Dislocation (Posterior Hip Dislocation)
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
Femoral Head Dislocation (Posterior Hip Dislocation)
flexion
extension
right-sided fracture/dislocation
spiraling hip ligaments tighten & “screw” femur into hip on extension & slacken on flexion
dislocation
iliofemoral
ligament
fracture
anterior
view
learningradiology.com/caseofweek/
caseoftheweekpix2006/cow195lg.jpg
2006 Moore & Dalley COA

3. Hip Fractures: Avascular Necrosis of Femoral Head
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
Hip Fractures: Avascular Necrosis of Femoral Head
2006 Moore & Dalley COA

4. Hip Fractures: Avascular Necrosis of Femoral Head
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
Hip Fractures: Avascular Necrosis of Femoral Head
coronal T1 MRI
subcapital
fracture:
greatest risk
for AVN
left subcapital fracture
pertrochanteric
fracture:
less risk
for AVN

5. ACL-MCL-M Tear (“Unhappy Triad”)
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
ACL-MCL-M Tear (“Unhappy Triad”)
ant. cruciate lig. (ACL)
med. collateral lig. (MCL)
superior
view
med. &/or lat.
meniscus (M)
Note: Lateral meniscus is not usually included in “unhappy triad” but studies show it is often injured in acute ACL tears.
posterior
view
2006 Moore & Dalley COA

6. ACL-MCL-M Tear (“Unhappy Triad”)
Heritage College of
Osteopathic Medicine
Monday, 21 August 2017
ACL-MCL-M Tear (“Unhappy Triad”)
Anterior Drawer Sign
2006 Moore & Dalley COA