1. Arthroscopic Treatment of Labral Tears and Concurrent Avascular Necrosis of the Femoral Head in Young Adults 
David M. Beck, M.D., Brian K. Park, M.D., Thomas Youm, M.D., Theodore S. Wolfson, B.S.E. 
Arthroscopy Techniques 
Volume 2, Issue 4, Pages e367-e371 (November 2013)
DOI: /j.eats
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2. Fig 1
On this T2-weighted axial magnetic resonance imaging cut, an osteonecrotic lesion and concomitant labral tear are visualized.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
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3. Fig 2
Patient placed in supine position on fracture table with C-arm fluoroscope positioned between legs.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
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4. Fig 3
Anteroposterior fluoroscopic image of arthroscopic guide pin placement into area of osteonecrosis.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
Copyright © 2013 Arthroscopy Association of North America Terms and Conditions

5. Fig 4
Lateral fluoroscopic image of arthroscopic guide pin placement into area of osteonecrosis.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
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6. Fig 5
A cannulated low-profile reamer (Arthrex) is advanced over a guide pin to the osteonecrotic lesion. Arthroscopy is used to confirm that reaming is not carried into the hip joint.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
Copyright © 2013 Arthroscopy Association of North America Terms and Conditions

7. Fig 6
An arthroscopic image shows the guide pin penetrated through the femoral head and into the joint as positioned in Fig 5.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
Copyright © 2013 Arthroscopy Association of North America Terms and Conditions

8. Fig 7
The reamer and guide pin are removed, and the core track may be visualized.
Arthroscopy Techniques 2013 2, e367-e371DOI: ( /j.eats )
Copyright © 2013 Arthroscopy Association of North America Terms and Conditions