Tentative ARCO Meeting Program

7:00-9:00 RECEPTION held at the George Washington Club - Northside at the Clarion Hotel (Hors D'oeurves & Beverages)

THURSDAY, October 5th

7:50 WELCOME

8:00-8:30 SYMPOSIUM

Repair Processes In Femoral Head Osteonecrosis: Histomorphology Correlated to MR-Imaging: H. Plenk Jr, M. Gstettner, K. Grossschmidt, M. Breitenseher, M. Urban, and S. Hofmann; Austria

8:30-10:15 BASIC SCIENCE AND PATHOLOGY

Differentiating Angiogenesis From Vessel Recruitment Of Perfused Microvasculature During Bone Healing: H. Winet; USA

The Effect Of Vitamin D On Vascular Endothelial Growth Factor in Bone: M. Horgan, I.D. McCarthy; UK

The Role of Subchondral Circulation For Articular Cartilage Nutrition: S. Sadiq, S. Kaye, C.G. Phillips, C.P. Winlove, I.D. McCarthy; UK

Subchondral Insufficiency Fracture Of The Femoral Head - A Differential Diagnosis In Osteonecrosis: T. Yamamoto*, Y. Iwamoto, P.G. Bullough*; Japan, USA*

Unusual Subchondral Lesions Of The Femoral Head: H.J. Kim, H.S. Kang, Y.-M. Kim; Korea

Subchondral Insufficiency Fracture Is An Etiology of Spontaneous Osteonecrosis Of The Knee: T. Yamamoto*, Y. Iwamoto, P.G. Bullough*; Japan, USA*

Spontaneous Osteonecrosis Of The Knee Is Not A True Osteonecrotic Condition: S. Mears, M. Mont; USA

10:15-10:45 BREAK

10:45-12:00 ANIMAL MODELS

Serial MRI In A Non-traumatic Rabbit Osteonecrosis Model: Takashi Sakai, Nobuhiko Sugano, T. Tsuji, T. Nishii, N. Nakamura, H. Yoshikawa, K. Ohzono; Japan

Histomorphometric Changes Of Bone Marrow Fat Cells In Corticosteroid-Treated Rabbits With Osteonecrosis: K. Miyanishi, T. Yamamoto, T. Irisa, A. Yamashita, S. Jingushi, Y. Noguchi, Y. Iwamoto; Japan

Development of Femoral Head Deformity In Swine Mode), Of Ischemic Necrosis Of Femoral Head: H.K.W. Kim, P.-H. Su; USA

Temperature Fields Surrounding A New Instrument For A Cryogenically-induced Osteonecrosis Animal Model: K.L. Reed, T.D. Brown, M.G. Conzemius; USA

Elevated PAI-I As A Possible Etiology Of Panosteitis In Young German Shepherd Dogs: R.H. Lewis, AVORE* Study Group, and J.P. Jones, Jr.; USA

12:00-1:30 LUNCH (Engineer's Club)

1:30-2:00 SYMPOSIUM

Proposed Etiology Of Dysbaric Osteonecrosis: J.P. Jones; USA

2:00-3:30 PATHOGENESIS / PATHOPHYSIOLOGY

The Study On Prethrombotic State Of Nontraumatic Osteonecrosis Of The Femoral Head: Z. Zhaomin, L. Xuhua, Z. Shuhui, D. Tianghua, H. Lixin; China

Hyperhomocysteinemia: A Potential Risk Factor For Multifocal Osteonecrosis: J.P. Jones, Jr.; USA

The Role Of Thrombotic And Fibrinolytic Disorders In The Etiology Of Osteonecrosis Of The Femoral Head: Y.-C. Ha, K.-H. Koo, K.K. Kim; South Korea

Osteogenesis And Adipogenesis Of The Bone Marrow In Osteonecrosis Of Femoral Head: J.-S. Chang, H.-S. Moon, M.-J. Kim*, J.-H. Kim*; KOREA

Recurrent Osteonecrosis Of The Femoral Head: H.J. Kim, S.-H. Lee*, Y.-M. Kim; Korea

Alcohol-induced Adipogenesis In Bone Marrow And 3T3 Cells: Y. Wang, Q. Cui, G. Balian, G.-J. Wang; USA

3:30-4:00 BREAK

4:00-5:00 SYMPOSIUM

Conducting Multicenter Studies: L.C. Jones, D.S. Hungerford; USA

Treatment Algorithm: M.A. Mont; USA

5:00-6:00 BUSINESS MEETING

7:00-10:00 DINNER at Obrycki's Restaurant
(Transportation to be provided)

FRIDAY, October 6th

8:00-8:30 SYMPOSIUM

MR Imaging Of Osteonecrosis: Paradigm For Current And Future Clincial Trials: D.A. Bluemke; USA

8:30-10:00 IMAGING

The Use of MR Imaging Selection Criteria To Optimize Results Of Trochanteric Rotational Osteotomy In Osteonecrosis Of The Femoral Head: K.-H. Koo, J.-W. Yang, Y.-C. Ha, K.-I. Kim; South Korea

Detection Of Subchondral Fractures In Osteonecrosis Of The Femoral Head: Comparison Of Conventional Radiography, CT And MRI: P. Lang, S.-U. Lee, K. Stevens, N. Salem, C. Tao, C. Cheng, A.Valentin-Opran; USA

Prediction Of Collapse Of Osteonecrosis Of The Femoral Head Using A New Three-Dimensional Quantification Method: Significance Of Lesion Size And Location: T. Nishii, N. Sugano, K. Ohzono, T. Sakai, N. Nakamura; Japan

Pinhole Bone Scintigraphy For Evaluation Of Head Circulation After Revascularization Procedure In Osteonecrosis Of Femoral Head: T.R.Yoon, J.Y. Chung, E.K. Song, S.J. Park; Korea

Digital Subtraction Cine-Angiogram For Osteonecrosis of the Femoral head: T. Kajiwara, S. Yoshiwara, Y. Hiranuma, J. Toshima, T. Atsumi; Japan

Evolution of X-ray Images And Dexa Scans Of The Bone Grafts Ingrowth In Patients After Revision Hip Surgery: A. Bednarek, M. JabloDski, J. Walawski, J. Blacha; Poland

10:00-10:30 BREAK

10:30-12:45 TREATMENT (Surgical & Pharmaceutical)

The NiJMegen Protocol For Treatment Of Osteonecrosis: J.W.M. Gardeniers, W. Rijnen, B. Westrek; The Netherlands

Treatment Of Osteonecrosis With Impaction Grafting: J.W.M. Gardeniers, W. Rijnen, P. Buma, B. Schreurs,K. Yamano, T.J. Slooff; The Netherlands

Prevention Of Collapse By The Use Of Rotational Osteotomy In Femoral Head Osteonecrosis Associated With Steroids Administration: T. Atsumi, S. Yoshihara, T. Kajihara, Y. Takemura, Y. Hiranuma, J. Toshima; Japan

Radiographic Changes Of Crescent Sign And Collapse After High Degree Posterior Rotational Osteotomy For The Non-traumatic Osteonecrosis Of The Femoral Head: Y. Hiranuma, T. Atsumi, S. Yoshiwara, T. Kajiwara; Japan

An Oblique Inclined Innominate Osteotomy For Perthes' Disease: T.R. Yoon, S.M. Rowe, S.T. Jung, S.J. Park; Korea

Total Knee Arthroplasty In Patients With Osteonecrosis: M.A. Mont; USA

RhBMP-2 Adjuvant Treatment In Femoral Head Osteonecrosis (ON). Presentation Of A New Study Design and Objectives: B. Mazieres, Ph. Chiron, P. Hernigou, B. Stulberg, and M. Mont

Lovastatin: A Preventative For Dexamethasone-Induced Osteonecrosis And Osteoporosis: X. Li, Q. Cui, H. Wilson, G.-J. Wang, G. Balian; USA

Vascular Endothelial Growth Factor (VEGF) For Cell-based Gene Therapy Of Osteonecrosis: K.A. Poelstra, J.X. Li, Q. Cui, G. Balian and G.-J. Wang; USA

12:45-3:45 LUNCH & TOUR of Baltimore