共 28 条
Longitudinal Magnetic Resonance Imaging of Pseudotumors Following Metal-on-Metal Total Hip Arthroplasty
被引:24
作者:

论文数: 引用数:
h-index:
机构:

Miyamoto, Noriki
论文数: 0 引用数: 0
h-index: 0
机构:
Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan

Miyazaki, Shinichi
论文数: 0 引用数: 0
h-index: 0
机构:
Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan

Wakabayashi, Hiroki
论文数: 0 引用数: 0
h-index: 0
机构:
Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan

Sudo, Akihiro
论文数: 0 引用数: 0
h-index: 0
机构:
Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan
机构:
[1] Mie Univ, Grad Sch Med, Dept Orthopaed Surg, Tsu, Mie 5148507, Japan
基金:
日本学术振兴会;
关键词:
total hip arthroplasty;
metal-on-metal;
pseudotumor;
magnetic resonance imaging;
complications;
ASYMPTOMATIC PATIENTS;
PREVALENCE;
BEARINGS;
FAILURE;
COHORT;
COMMON;
D O I:
10.1016/j.arth.2014.05.006
中图分类号:
R826.8 [整形外科学];
R782.2 [口腔颌面部整形外科学];
R726.2 [小儿整形外科学];
R62 [整形外科学(修复外科学)];
学科分类号:
摘要:
The purpose of the study was to determine the natural history of pseudotumors following metal-on-metal total hip arthroplasty (THA) using magnetic resonance imaging (MRI). Initial MRI was conducted at a mean of 36 months postoperatively. Follow-up MRI was performed at a mean of 20 months after the detection of 24 asymptomatic pseudotumors. Pseudotumor size was determined on MRI. The mean pseudotumor size changed from 729 mm(2) to 877 mm(2). Pseudotumors increased in size in eight and decreased in six. Ten hips showed no changes. The bigger the pseudotumor size, the more likely the size would increase. In conclusion, pseudotumors frequently change in size. A single MRI study in the clinical decision-making process should be avoided and a longitudinal study should be performed. (C) 2014 Elsevier Inc. All rights reserved.
引用
收藏
页码:2236 / 2238
页数:3
相关论文
共 28 条
[1]
The Natural History of Inflammatory Pseudotumors in Asymptomatic Patients After Metal-on-metal Hip Arthroplasty
[J].
Almousa, Sulaiman A.
;
Greidanus, Nelson V.
;
Masri, Bassam A.
;
Duncan, Clive P.
;
Garbuz, Donald S.
.
CLINICAL ORTHOPAEDICS AND RELATED RESEARCH,
2013, 471 (12)
:3814-3821

Almousa, Sulaiman A.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada
Univ Dammam, Dept Orthoped, Dammam, Saudi Arabia Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada

Greidanus, Nelson V.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada

Masri, Bassam A.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada

Duncan, Clive P.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada

Garbuz, Donald S.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada Univ British Columbia, Dept Orthopaed, Vancouver, BC V5Z 4E3, Canada
[2]
A Survey on the Prevalence of Pseudotumors with Metal-on-Metal Hip Resurfacing in Canadian Academic Centers
[J].
Beaule, Paul E.
;
Kim, Paul R.
;
Powell, James
;
Mackenzie, James
;
Werle, Jason
;
Antoniou, John
;
Huk, Olga
;
Vendittoli, Pascal-Andre
;
Lavigne, Martin
;
Smith, Frank
;
Naudie, Doug
;
McCalden, Richard
;
Bourne, Robert
;
Schemitsch, Emil
;
Garbuz, Donald
;
Greidanus, Nelson
;
Duncan, Clive
;
Belzile, Etienne
.
JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME,
2011, 93A
:118-121

Beaule, Paul E.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

论文数: 引用数:
h-index:
机构:

Powell, James
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calgary, Calgary, AB, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Mackenzie, James
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calgary, Calgary, AB, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Werle, Jason
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calgary, Calgary, AB, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Antoniou, John
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Montreal, PQ, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Huk, Olga
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Montreal, PQ, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Vendittoli, Pascal-Andre
论文数: 0 引用数: 0
h-index: 0
机构:
Hop Maison Neuve Rosemont, Montreal, PQ, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Lavigne, Martin
论文数: 0 引用数: 0
h-index: 0
机构:
Hop Maison Neuve Rosemont, Montreal, PQ, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Smith, Frank
论文数: 0 引用数: 0
h-index: 0
机构:
McMaster Univ, Hamilton, ON, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Naudie, Doug
论文数: 0 引用数: 0
h-index: 0
机构:
London Hlth Sci Ctr, London, ON, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

McCalden, Richard
论文数: 0 引用数: 0
h-index: 0
机构:
London Hlth Sci Ctr, London, ON, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Bourne, Robert
论文数: 0 引用数: 0
h-index: 0
机构:
London Hlth Sci Ctr, London, ON, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Schemitsch, Emil
论文数: 0 引用数: 0
h-index: 0
机构:
St Michaels Hosp, Toronto, ON M5B 1W8, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Garbuz, Donald
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Vancouver, BC V5Z 1M9, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Greidanus, Nelson
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Vancouver, BC V5Z 1M9, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Duncan, Clive
论文数: 0 引用数: 0
h-index: 0
机构:
Univ British Columbia, Vancouver, BC V5Z 1M9, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada

Belzile, Etienne
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Laval, Quebec City, PQ, Canada Univ Ottawa, Div Orthopaed Surg, Ottawa, ON K1H 8L6, Canada
[3]
Long-term follow-up and metal ion trend of patients with metal-on-metal total hip arthroplasty
[J].
Bernstein, Mitchell
;
Desy, Nicholas M.
;
Petit, Alain
;
Zukor, David J.
;
Huk, Olga L.
;
Antoniou, John
.
INTERNATIONAL ORTHOPAEDICS,
2012, 36 (09)
:1807-1812

Bernstein, Mitchell
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Ctr Hlth, Div Orthopaed Surg, Montreal, PQ H3G 1A4, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada

Desy, Nicholas M.
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Ctr Hlth, Div Orthopaed Surg, Montreal, PQ H3G 1A4, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada

Petit, Alain
论文数: 0 引用数: 0
h-index: 0
机构:
SMBD Jewish Gen Hosp, Div Orthopaed Surg, Lady Davis Inst Med Res, Montreal, PQ H3T 1E2, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada

Zukor, David J.
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Div Orthopaed Surg, Montreal, PQ H3T 1E2, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada

Huk, Olga L.
论文数: 0 引用数: 0
h-index: 0
机构:
McGill Univ, Div Orthopaed Surg, Montreal, PQ H3T 1E2, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada

Antoniou, John
论文数: 0 引用数: 0
h-index: 0
机构:
SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada
McGill Univ, Div Orthopaed Surg, Montreal, PQ H3T 1E2, Canada SMBD Jewish Gen Hosp, Dept Orthopaed, Montreal, PQ H3T 1E2, Canada
[4]
High Prevalence of Pseudotumors in Patients with a Birmingham Hip Resurfacing Prosthesis A Prospective Cohort Study of One Hundred and Twenty-nine Patients
[J].
Bisschop, R.
;
Boomsma, M. F.
;
Van Raay, J. J. A. M.
;
Tiebosch, A. T. M. G.
;
Maas, M.
;
Gerritsma, C. L. E.
.
JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME,
2013, 95A (17)
:1554-1560

Bisschop, R.
论文数: 0 引用数: 0
h-index: 0
机构:
Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands

Boomsma, M. F.
论文数: 0 引用数: 0
h-index: 0
机构: Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands

Van Raay, J. J. A. M.
论文数: 0 引用数: 0
h-index: 0
机构: Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands

Tiebosch, A. T. M. G.
论文数: 0 引用数: 0
h-index: 0
机构: Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands

Maas, M.
论文数: 0 引用数: 0
h-index: 0
机构: Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands

Gerritsma, C. L. E.
论文数: 0 引用数: 0
h-index: 0
机构: Martini Hosp, Dept Orthoped, NL-9728 NT Groningen, Netherlands
[5]
Histological Features of Pseudotumor-like Tissues From Metal-on-Metal Hips
[J].
Campbell, Pat
;
Ebramzadeh, Edward
;
Nelson, Scott
;
Takamura, Karren
;
De Smet, Koen
;
Amstutz, Harlan C.
.
CLINICAL ORTHOPAEDICS AND RELATED RESEARCH,
2010, 468 (09)
:2321-2327

Campbell, Pat
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA

Ebramzadeh, Edward
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA

Nelson, Scott
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Santa Monica Orthopaed Hosp, Dept Pathol, Santa Monica, CA USA Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA

Takamura, Karren
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA

De Smet, Koen
论文数: 0 引用数: 0
h-index: 0
机构:
ANCA Clin, Ghent, Belgium Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA

Amstutz, Harlan C.
论文数: 0 引用数: 0
h-index: 0
机构:
St Vincents Med Ctr, Joint Replacement Inst, Los Angeles, CA USA Univ Calif Los Angeles, Orthopaed Hosp, J Vernon Luck Sr MD Orthopaed Res Ctr, Los Angeles, CA 90007 USA
[6]
MR Imaging of Metal-on-Metal Hip Prostheses
[J].
Campe, Carson B.
;
Palmer, William E.
.
MAGNETIC RESONANCE IMAGING CLINICS OF NORTH AMERICA,
2013, 21 (01)
:155-+

Campe, Carson B.
论文数: 0 引用数: 0
h-index: 0
机构:
Massachusetts Gen Hosp, Dept Radiol, Div Musculoskeletal Imaging, Boston, MA 02114 USA Massachusetts Gen Hosp, Dept Radiol, Div Musculoskeletal Imaging, Boston, MA 02114 USA

Palmer, William E.
论文数: 0 引用数: 0
h-index: 0
机构:
Massachusetts Gen Hosp, Dept Radiol, Div Musculoskeletal Imaging, Boston, MA 02114 USA Massachusetts Gen Hosp, Dept Radiol, Div Musculoskeletal Imaging, Boston, MA 02114 USA
[7]
Metal-on-Metal Total Hip Arthroplasty: Do Symptoms Correlate with MR Imaging Findings?
[J].
Chang, Eric Y.
;
McAnally, James L.
;
Van Horne, James R.
;
Statum, Sheronda
;
Wolfson, Tanya
;
Gamst, Anthony
;
Chung, Christine B.
.
RADIOLOGY,
2012, 265 (03)
:848-857

Chang, Eric Y.
论文数: 0 引用数: 0
h-index: 0
机构:
Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA
Univ Calif San Diego, Med Ctr, Dept Radiol, San Diego, CA 92103 USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

McAnally, James L.
论文数: 0 引用数: 0
h-index: 0
机构:
Medford Radiol Grp, Medford, OR USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

Van Horne, James R.
论文数: 0 引用数: 0
h-index: 0
机构:
Paragon Orthoped Ctr, Grants Pass, OR USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

Statum, Sheronda
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif San Diego, Med Ctr, Dept Radiol, San Diego, CA 92103 USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

Wolfson, Tanya
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif San Diego, Med Ctr, Dept Radiol, San Diego, CA 92103 USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

Gamst, Anthony
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Calif San Diego, Med Ctr, Dept Radiol, San Diego, CA 92103 USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA

Chung, Christine B.
论文数: 0 引用数: 0
h-index: 0
机构:
Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA
Univ Calif San Diego, Med Ctr, Dept Radiol, San Diego, CA 92103 USA Vet Affairs San Diego Healthcare Syst, Dept Radiol, San Diego, CA 92161 USA
[8]
Large versus small femoral heads in metal-on-metal total hip arthroplasty
[J].
Cuckler, JM
;
Moore, KD
;
Lombardi, AV
;
McPherson, E
;
Emerson, R
.
JOURNAL OF ARTHROPLASTY,
2004, 19 (08)
:41-44

Cuckler, JM
论文数: 0 引用数: 0
h-index: 0
机构: Univ Alabama Birmingham, Div Orthopaed, Birmingham, AL 35294 USA

Moore, KD
论文数: 0 引用数: 0
h-index: 0
机构: Univ Alabama Birmingham, Div Orthopaed, Birmingham, AL 35294 USA

Lombardi, AV
论文数: 0 引用数: 0
h-index: 0
机构: Univ Alabama Birmingham, Div Orthopaed, Birmingham, AL 35294 USA

McPherson, E
论文数: 0 引用数: 0
h-index: 0
机构: Univ Alabama Birmingham, Div Orthopaed, Birmingham, AL 35294 USA

Emerson, R
论文数: 0 引用数: 0
h-index: 0
机构: Univ Alabama Birmingham, Div Orthopaed, Birmingham, AL 35294 USA
[9]
Metal Ion Measurement as a Diagnostic Tool to Identify Problems with Metal-on-Metal Hip Resurfacing
[J].
de Smet, K.
;
de Haan, R.
;
Calistri, A.
;
Campbell, P. A.
;
Ebramzadeh, E.
;
Pattyn, C.
;
Gill, H. S.
.
JOURNAL OF BONE AND JOINT SURGERY-AMERICAN VOLUME,
2008, 90A
:202-208

de Smet, K.
论文数: 0 引用数: 0
h-index: 0
机构:
ANCA Med Ctr, B-9000 Ghent, Belgium ANCA Med Ctr, B-9000 Ghent, Belgium

de Haan, R.
论文数: 0 引用数: 0
h-index: 0
机构:
Univ Hosp Brussels, B-1090 Brussels, Belgium ANCA Med Ctr, B-9000 Ghent, Belgium

Calistri, A.
论文数: 0 引用数: 0
h-index: 0
机构:
ANCA Med Ctr, B-9000 Ghent, Belgium ANCA Med Ctr, B-9000 Ghent, Belgium

Campbell, P. A.
论文数: 0 引用数: 0
h-index: 0
机构:
Orthoped Hosp, Res Ctr, Los Angeles, CA 90007 USA ANCA Med Ctr, B-9000 Ghent, Belgium

Ebramzadeh, E.
论文数: 0 引用数: 0
h-index: 0
机构:
Orthoped Hosp, Res Ctr, Los Angeles, CA 90007 USA ANCA Med Ctr, B-9000 Ghent, Belgium

论文数: 引用数:
h-index:
机构:

Gill, H. S.
论文数: 0 引用数: 0
h-index: 0
机构:
Nuffield Orthopaed Ctr, Botnar Res Ctr, Oxford OX3 7LD, England ANCA Med Ctr, B-9000 Ghent, Belgium
[10]
Serial magnetic resonance imaging of metal-on-metal total hip replacements FOLLOW-UP OF A COHORT OF 28 MM ULTIMA TPS THRS
[J].
Ebreo, D.
;
Bell, P. J.
;
Arshad, H.
;
Done, S. T.
;
Toms, A.
;
Nolan, J. E.
.
BONE & JOINT JOURNAL,
2013, 95B (08)
:1035-1039

Ebreo, D.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England

Bell, P. J.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England

Arshad, H.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England

Done, S. T.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England

Toms, A.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England

Nolan, J. E.
论文数: 0 引用数: 0
h-index: 0
机构:
Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England Norfolk & Norwich Univ Hosp, Dept Orthopaed Surg, Norwich NR4 7UY, Norfolk, England