1Orthopaedic Surgery, Leiden University Medical Center, Leiden, the Netherlands
2Orthopaedic Surgery (E.L.S.) and Medical Oncology (E.P.), Musculoskeletal Oncology Department, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy
3Orthopaedic Surgery, Radboud University Nijmegen Medical Center, Nijmegen, the Netherlands
4Mathematical Institute, Leiden University, Leiden, the Netherlands
5Medical Oncology, Fondazione IRCCS Istituto Nazionale dei Tumori, Milano, Italy
6Orthopaedic Surgery, Academic Medical Center, Amsterdam, the Netherlands
7Department of Orthopaedics, University Medical Center, University of Groningen, Groningen, the Netherlands
8Orthopaedic Surgery, Royal National Orthopaedic Hospital, London, United Kingdom
9Department of Orthopaedic Surgery, Medical University Graz, Graz, Austria
10Orthopaedic Surgery, Medical University of Innsbruck, Innsbruck, Austria
11Orthopaedic Surgery, Kanazawa University Graduate School of Medical Sciences, Kanazawa, Japan
12Orthopaedic Surgery, Massachusetts General Hospital Harvard, Boston, Massachusetts
13Department of Orthopaedic Oncology, Beijing Jishuitan Hospital, Beijing, China
14University Musculoskeletal Oncology Unit, Mount Sinai Hospital, Toronto, Ontario, Canada
E-mail address for M.J.L. Mastboom: [email protected]
*In addition to the listed authors, members of the Tenosynovial Giant Cell Tumors (TGCT) Study Group include M. Fiocco, MD, Leiden University Medical Center (LUMC), Leiden, the Netherlands; P.D.S. Dijkstra, MD, LUMC, Leiden, the Netherlands; R.J.P. Van der Wal, MD, LUMC, Leiden, the Netherlands; P.A. Daolio, MD, Istituto Ortopedico Gaetano Pini, Milano, Italy; P. Picci, MD, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy; A. Gronchi, MD, IRCCS Istituto Nazionale dei Tumori, Milano, Italy; S. Ferrari, MD, IRCCS Istituto Ortopedico Rizzoli, Bologna, Italy; H. Özger, MD, Halen İstanbul Üniversitesi, Istanbul, Turkey; R.G. Maki, MD, Mount Sinai School of Medicine, New York, NY; H.W.B. Schreuder, MD, Radboud University Nijmegen Medical Center (RUNMC), Nijmegen, the Netherlands; I.C.M. Van der Geest, MD, RUNMC, Nijmegen, the Netherlands; J.A.M. Bramer, MD, Academic Medical Center, Amsterdam, the Netherlands; W.J.B. Mastboom, MD, Medisch Spectrum Twente, Enschede, the Netherlands; M. Boffano, MD, AOU Città della Salute e della Scienza, Torino, Italy; E. Goldenitsch, MD, Orthopaedic Hospital Gersthof, Vienna, Austria; D. Companacci, MD, Careggi University-Hospital, Firenze, Italy; P. Cuomo, MD, Careggi University-Hospital, Firenze, Italy; P.C. Ferguson, MD, Mount Sinai Hospital, Toronto, Ontario, Canada; A.M. Griffin, MSc, Mount Sinai Hospital, Toronto, Ontario, Canada; Y. Sun, MD, Beijing Jishuitan Hospital, Beijing, China; T. Schubert, MD, Institut Roi Albert II, Brussels, Belgium; K. Patel, MD, National Orthopaedic Hospital, London, United Kingdom; M.S.J. Aranguren, MD, Hospital de Navarra, Pamplona, Spain; A. Blancheton, Centre Hospitalier Universitaire de Nantes, Nantes, France; F. Gouin, MD, Centre Hospitalier Universitaire de Nantes, Nantes, France; H.R. Dürr, MD, Ludwig-Maximilians-University Munich, Munich, Germany; C.F. Capellen, MD, Ludwig-Maximilians-University Munich, Munich, Germany; J. Schwab, MD, Massachusetts General Hospital Harvard, Boston, Massachusetts; S. Iwata, MD, Chiba Cancer Center, Chiba, Japan; O. Vyrva, MD, Sytenko Institute of Spine and Joint Pathology, Kharkiv, Ukraine; W. Weschenfelder, MD, Universitätsklinikum Jena, Jena, Germany; E.H.M. Wang, MD, University of the Phil-Phil General Hospital, Manila, Philippines; M.W. Joo, MD, Catholic University of Korea, Seoul, South Korea; Y.K. Kang, MD, Catholic University of Korea, Seoul, South Korea; Y.G. Chung, MD, Catholic University of Korea, Seoul, South Korea; W. Ebeid, MD, Cairo University, Cairo, Egypt; J. Bruns, MD Wilhelmsburger Krankenhaus Groß Sand, Hamburg, Germany; and T. Ueda, MD, National Hospital, Osaka, Japan.
Investigation performed at Leiden University Medical Centre, Leiden, the Netherlands
Disclosure: The authors indicated that no external funding was received for any aspect of this work. On the Disclosure of Potential Conflicts of Interest forms, which are provided with the online version of the article, one or more of the authors checked “yes” to indicate that the author had other relationships or activities that could be perceived to influence, or have the potential to influence, what was written in this work (https://links.lww.com/JBJS/F354).
