Heritage College ofOsteopathic Medicine

Femoral Head Dislocation (Posterior Hip Dislocation)

2006 Moore & Dalley COAfotosearch.com/comp/LIF/LIF134/E501003.jpg

www.fammed.washington.edu/network/sfm/Orthorama/Hippose.jpg

limb shortened, flexed,& medially rotated

Monday, 17 August 2015

Femoral Head Dislocation (Posterior Hip Dislocation)

learningradiology.com/caseofweek/caseoftheweekpix2006/cow195lg.jpg 2006 Moore & Dalley COA

anteriorview

iliofemoralligament

spiraling hip ligaments tighten &

“screw” femur into hip on extension &

slacken on flexion

flexion extensionright-sided fracture/dislocation

fracture

dislocation

Heritage College ofOsteopathic MedicineMonday, 17 August 2015

Hip Fractures: Avascular Necrosis of Femoral Head

2006 Moore & Dalley COA

Heritage College ofOsteopathic MedicineMonday, 17 August 2015

Hip Fractures: Avascular Necrosis of Femoral Head

www.gla.ac.uk/ibls/fab/tutorial/clinical/orhip.html

subcapitalfracture:

greatest riskfor AVN

pertrochantericfracture:less riskfor AVN

www.mypacs.net/repos/mpv3_repo/viz/full/650/32511.jpg

coronal T1 MRI

left subcapital fracture

Heritage College ofOsteopathic MedicineMonday, 17 August 2015

ACL-MCL-M Tear (“Unhappy Triad”)

2006 Moore & Dalley COA

superiorview

posteriorview

ant. cruciate lig. (ACL)ant. cruciate lig. (ACL)

med. collateral lig. (MCL)med. collateral lig. (MCL)

med. &/or lat.med. &/or lat.meniscus (M)meniscus (M)

Heritage College ofOsteopathic Medicine

Note: Lateral meniscus is not usually included in “unhappy triad” but

studies show it is often injured in acute

ACL tears.

Monday, 17 August 2015

www.fammed.washington.edu/network/sfm/Orthorama/ACLexam.mpg

ACL-MCL-M Tear (“Unhappy Triad”)

Anterior Drawer SignAnterior Drawer Sign

2006 Moore & Dalley COA

Heritage College ofOsteopathic MedicineMonday, 17 August 2015