Localized OsteosarcomaISG Os2OssNCT04890067
Observational Study in Localized Osteosarcoma
An observational study of Localized Osteosarcoma, run by Italian Sarcoma Group at 16 sites in Italy.
Trial summary
Observational prospective trial aimed to collect the collect demographic, clinical, surgical, pathological and molecular characteristics and treatment from patients affected by localized OsteoSarcoma (OS) treated according the AIEOP/Italian Sarcoma Group (ISG) OS 2021 Read more about this study
- Who is it for?
- Ages Up to 40 years
- Conditions the study is for
- Localized Osteosarcoma
- What is being tested?
- Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments)
- How many people
- 120 participants
- Where
- 16 sitesItaly
- Study dates
- 30 Jul 2021to 30 Dec 2026
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages Up to 40 years
- All sexes
- No healthy volunteers
- Child, Adult
Study population: Patients with localized high grade ostesarcoma of the extremities
Who may be able to join
- Diagnosis of high grade OS of the extremities
- Age at diagnosis ≤ 40 years at the time of diagnosis
- Localized disease (skip metastases are allowed)
- Adequate organ function according the AIEOP/ISG OS 2021 recommendation
- Patients or parents oe guardians of minors who have given their written informed consent to participate in the study
Who cannot join
- Presence of metastases
- Diagnosis of periosteal OS, of parosteal OS or secondary OS
- Any medical condition which can not allowed the use of the treatments recommended by AIEOP/ISG OS 2021
Trial locations and contacts
16 sites in 1 country. Contact the study team or a site near you to ask about taking part.
16 sites in 1 country
Italy16 sites, 16 recruiting
- Recruiting
Centro di Riferimento Oncologico - Unit of Medical Oncology
Aviano, Pordenone, 33081
Maurizio Mascarin, MD, +390434659 ext. 536, mascarin@cro.it
Maurizio Mascarin, MD
- Recruiting
Azienda Ospedaliero Universitaria Consorziale Policlinico - Bari
Bari, 70124
Francesco De Leonardis, MD, 00390805592 ext. 137, francesco.deleonardis@policlinico.ba.it
Francesco De Leonardis, MD
- Recruiting
IRCCS Istituto ortopedico Rizzoli
Bologna, 40136
Toni Ibrahim, MD
Michela Pierini, PhD, +390516366 ext. 668, michela.pierini@ior.it
- Recruiting
A.O. Universitaria Policlinico S. Orsola Malpighi di Bologna
Bologna, 40138
Arcangelo Prete, MD, +390516363 ext. 111, tmoped@aosp.bo.it
Arcangelo Prete, MD
- Recruiting
Sandra Aliberti
Candiolo, Torino, 10060
Sandra Aliberti, MD, 0039-011-993 ext. 3623, sandra.aliberti@ircc.it
Giovanni Grignani, MD
- Recruiting
AUO Policnico G. Rodolico San Marco
Catania, 95123
Andrea Di Cataldo, MD
adicata@unict.it
- Recruiting
A.O. Universitaria Meyer
Florence, 50139
Angela Tamburini, MD, +3905556 ext. 621, a.tamburini@meyer.it
Angela Tamburini, MD
- Recruiting
Istituto Giannina Gaslini
Genova
Carla Manzitti, MD
"manzitti carla" <carlamanzitti@gaslini.org>
- Recruiting
Fondazione IRCCS INT Milano SC Pediatria Oncologica
Milan
Cristina Meazza, MD, +390223903
cristina.meazza@istitutotumori.mi.it
- Recruiting
FONDAZIONE IRCCS Istituto Nazionale dei Tumori
Milan
Rossella Bertulli, MD
rossella.bertulli@istitutotumori.mi.it
- Recruiting
Azienda Ospedaliera di Padova UOC Oncoematologia Pediatrica
Padova
Gianni Bisogno, MD
gianni.bisogno@unipd.it
- Recruiting
ARNAS P. O. "Civico e Benfratelli"
Palermo, 90127
Paolo D'Angelo, MD, 039 091666 ext. 4316, oncoematologia.ped@arnascivico.it
- Recruiting
Azienda Ospedaliero-Universitaria Pisana
Pisa, 56126
Luca Coccoli, MD, 0039050992 ext. 840, l.coccoli@ao-pisa.toscana.it
Luca Coccoli, MD
- Recruiting
Istituti Fisioterapici Ospitalieri di Roma
Roma
Virginia Ferraresi, MD
virginia.ferraresi@ifo.gov.it
- Not yet recruiting
Ospedale Pediatrico Bambin Gesu'
Roma
Giuseppe Maria Milano, MD, 06 68591 ext. 111, giuseppemaria.milano@opbg.net
Giuseppe Maria Milano, MD
- Recruiting
IRCCS materno infantile Burlo Garofolo
Trieste, T, 34137
Marco Rabusin, MD, 040.3785 ext. 563, marco.rabusin@burlo.trieste.it
Marco Rabusin, MD
About this study
Official title: Multicenter Observational Study on the Treatment of Patients With Localized Osteosarcoma
Observational prospective trial aimed to collect the collect demographic, clinical, surgical, pathological and molecular characteristics and treatment from patients affected by localized OsteoSarcoma (OS) treated according the AIEOP/Italian Sarcoma Group (ISG) OS 2021
Read the detailed description
Osteosarcoma is the most frequent primary malignant bone tumor in children and adolescents and is considered a rare disease.
The overall incidence of OS is 0.2-3 / 100,000 inhabitants per year with a bimodal distribution by age, with a first peak in adolescence.
Currently, the treatment strategy for localized OS includes courses of neo-adjuvant chemotherapy based on 3 agents: Adriamycin (ADM), cisplatin (CDP) and high dose methotrexate (HDMTX) followed by surgical removal of the primary tumor and subsequent adjuvant chemotherapy treatment.
The MAP (Methotrexate, Adriamycin, cisPlatin) regimen, with or without ifosfamide (IFO) and etoposide (ETO), is considered the "gold standard" for the treatment of localized osteosarcoma.
Given the rarity of the disease, it is considered appropriate to collect information prospectively on the diagnosis, chemotherapy and surgical treatment and outcomes on patients treated by the network of AIEOP and ISG Centers according to the recommendations on the treatment of localized OS AIEOP/ISG OS 2021.
This study will be active up to the next interventional prospective protocol aimed at the therapy of high-grade, non-metastatic OS.
- Conditions
- Localized Osteosarcoma
- Being tested
- Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments)
- Keywords
- Osteosarcoma
- Medical subject headings
- Osteosarcoma
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments)Other
This observational study collects all the treatments received by the patients according according the AIEOP/ISG OS 2021 and therefore includes drug/biological/surgical/ radiotherapy and any other applicable treatments
| Study group | Role | What they receive |
|---|---|---|
| Localized Osteosarcoma | This cohort include patients affected by localized Osteosarcoma, referred to participating Institutions. Receives: Other: Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments) |
What is being measured
The primary outcome is the main question the study is designed to answer.
5 years Event Free Survival (EFS)
Onset of any event (an event is the defined as disease recurrence, death for disease or any other cause)
Measured: 5 years
Secondary outcomes (2)
Overall Survival (OS)
Time elapsed for the diagnosis to the death for any cause
Measured: at 5 years
Adverse events related to the treatments
Number of Participants with Treatment-Related Adverse Events as Assessed by Common Terminology Criteria for Adverse Events version 5.0
Measured: Every 3 weeks (Week 3, week 6, week 9, week 12, ...) up to 36 months
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted18 May 2021
- Study start30 Jul 2021
- Primary completion30 Sep 2026 (estimated)
- Study completion30 Dec 2026 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (34)Papers the sponsor has linked to this study.
- Other trials for Localized OsteosarcomaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 120 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Italian Sarcoma Group
- Sponsor type
- Research network
- Collaborators
- Associazione Italiana Ematologia Oncologia Pediatrica
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT04890067
- Sponsor's protocol ID
- AIEOP/ISGOS2 Oss
- Acronym
- ISG Os2Oss
- Status last verified
- Sep 2026
- First submitted
- 12 May 2021
- Last updated
- 2 Sep 2026
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No: No plan sharing
Publications
Mirabello L, Troisi RJ, Savage SA. Osteosarcoma incidence and survival rates from 1973 to 2004: data from the Surveillance, Epidemiology, and End Results Program. Cancer. 2009 Apr 1;115(7):1531-43. doi: 10.1002/cncr.24121.
PubMed 19197972Marina N, Gebhardt M, Teot L, Gorlick R. Biology and therapeutic advances for pediatric osteosarcoma. Oncologist. 2004;9(4):422-41. doi: 10.1634/theoncologist.9-4-422.
PubMed 15266096Casali PG, Bielack S, Abecassis N, Aro HT, Bauer S, Biagini R, Bonvalot S, Boukovinas I, Bovee JVMG, Brennan B, Brodowicz T, Broto JM, Brugieres L, Buonadonna A, De Alava E, Dei Tos AP, Del Muro XG, Dileo P, Dhooge C, Eriksson M, Fagioli F, Fedenko A, Ferraresi V, Ferrari A, Ferrari S, Frezza AM, Gaspar N, Gasperoni S, Gelderblom H, Gil T, Grignani G, Gronchi A, Haas RL, Hassan B, Hecker-Nolting S, Hohenberger P, Issels R, Joensuu H, Jones RL, Judson I, Jutte P, Kaal S, Kager L, Kasper B, Kopeckova K, Krakorova DA, Ladenstein R, Le Cesne A, Lugowska I, Merimsky O, Montemurro M, Morland B, Pantaleo MA, Piana R, Picci P, Piperno-Neumann S, Pousa AL, Reichardt P, Robinson MH, Rutkowski P, Safwat AA, Schoffski P, Sleijfer S, Stacchiotti S, Strauss SJ, Sundby Hall K, Unk M, Van Coevorden F, van der Graaf WTA, Whelan J, Wardelmann E, Zaikova O, Blay JY; ESMO Guidelines Committee, PaedCan and ERN EURACAN. Bone sarcomas: ESMO-PaedCan-EURACAN Clinical Practice Guidelines for diagnosis, treatment and follow-up. Ann Oncol. 2018 Oct 1;29(Suppl 4):iv79-iv95. doi: 10.1093/annonc/mdy310. No abstract available.
PubMed 30285218Ottaviani G, Jaffe N. The epidemiology of osteosarcoma. Cancer Treat Res. 2009;152:3-13. doi: 10.1007/978-1-4419-0284-9_1.
PubMed 20213383Gatta G, Botta L, Rossi S, Aareleid T, Bielska-Lasota M, Clavel J, Dimitrova N, Jakab Z, Kaatsch P, Lacour B, Mallone S, Marcos-Gragera R, Minicozzi P, Sanchez-Perez MJ, Sant M, Santaquilani M, Stiller C, Tavilla A, Trama A, Visser O, Peris-Bonet R; EUROCARE Working Group. Childhood cancer survival in Europe 1999-2007: results of EUROCARE-5--a population-based study. Lancet Oncol. 2014 Jan;15(1):35-47. doi: 10.1016/S1470-2045(13)70548-5. Epub 2013 Dec 5.
PubMed 24314616Mirabello L, Troisi RJ, Savage SA. International osteosarcoma incidence patterns in children and adolescents, middle ages and elderly persons. Int J Cancer. 2009 Jul 1;125(1):229-34. doi: 10.1002/ijc.24320.
PubMed 19330840Geller DS, Gorlick R. Osteosarcoma: a review of diagnosis, management, and treatment strategies. Clin Adv Hematol Oncol. 2010 Oct;8(10):705-18.
PubMed 21317869Bielack SS, Kempf-Bielack B, Delling G, Exner GU, Flege S, Helmke K, Kotz R, Salzer-Kuntschik M, Werner M, Winkelmann W, Zoubek A, Jurgens H, Winkler K. Prognostic factors in high-grade osteosarcoma of the extremities or trunk: an analysis of 1,702 patients treated on neoadjuvant cooperative osteosarcoma study group protocols. J Clin Oncol. 2002 Feb 1;20(3):776-90. doi: 10.1200/JCO.2002.20.3.776.
PubMed 11821461Luetke A, Meyers PA, Lewis I, Juergens H. Osteosarcoma treatment - where do we stand? A state of the art review. Cancer Treat Rev. 2014 May;40(4):523-32. doi: 10.1016/j.ctrv.2013.11.006. Epub 2013 Nov 27.
PubMed 24345772Ferrari S, Ruggieri P, Cefalo G, Tamburini A, Capanna R, Fagioli F, Comandone A, Bertulli R, Bisogno G, Palmerini E, Alberghini M, Parafioriti A, Linari A, Picci P, Bacci G. Neoadjuvant chemotherapy with methotrexate, cisplatin, and doxorubicin with or without ifosfamide in nonmetastatic osteosarcoma of the extremity: an Italian sarcoma group trial ISG/OS-1. J Clin Oncol. 2012 Jun 10;30(17):2112-8. doi: 10.1200/JCO.2011.38.4420. Epub 2012 May 7.
PubMed 22564997Ferrari S, Meazza C, Palmerini E, Tamburini A, Fagioli F, Cozza R, Ferraresi V, Bisogno G, Mascarin M, Cefalo G, Manfrini M, Capanna R, Biagini R, Donati D, Picci P. Nonmetastatic osteosarcoma of the extremity. Neoadjuvant chemotherapy with methotrexate, cisplatin, doxorubicin and ifosfamide. An Italian Sarcoma Group study (ISG/OS-Oss). Tumori. 2014 Nov-Dec;100(6):612-9. doi: 10.1700/1778.19262.
PubMed 25688494Meyers PA, Schwartz CL, Krailo MD, Healey JH, Bernstein ML, Betcher D, Ferguson WS, Gebhardt MC, Goorin AM, Harris M, Kleinerman E, Link MP, Nadel H, Nieder M, Siegal GP, Weiner MA, Wells RJ, Womer RB, Grier HE; Children's Oncology Group. Osteosarcoma: the addition of muramyl tripeptide to chemotherapy improves overall survival--a report from the Children's Oncology Group. J Clin Oncol. 2008 Feb 1;26(4):633-8. doi: 10.1200/JCO.2008.14.0095.
PubMed 18235123Bacci G, Picci P, Ferrari S, Sangiorgi L, Zanone A, Brach del Prever A. Primary chemotherapy and delayed surgery for non-metastatic telangiectatic osteosarcoma of the extremities. Results in 28 patients. Eur J Cancer. 1994;30A(5):620-6. doi: 10.1016/0959-8049(94)90532-0.
PubMed 8080676Bacci G, Ferrari S, Mercuri M, Longhi A, Capanna R, Tienghi A, Brach del Prever A, Comandone A, Cesari M, Bernini G, Picci P. Neoadjuvant chemotherapy for extremity osteosarcoma--preliminary results of the Rizzoli's 4th study. Acta Oncol. 1998;37(1):41-8. doi: 10.1080/028418698423168.
PubMed 9572653Ferrari S, Smeland S, Mercuri M, Bertoni F, Longhi A, Ruggieri P, Alvegard TA, Picci P, Capanna R, Bernini G, Muller C, Tienghi A, Wiebe T, Comandone A, Bohling T, Del Prever AB, Brosjo O, Bacci G, Saeter G; Italian and Scandinavian Sarcoma Groups. Neoadjuvant chemotherapy with high-dose Ifosfamide, high-dose methotrexate, cisplatin, and doxorubicin for patients with localized osteosarcoma of the extremity: a joint study by the Italian and Scandinavian Sarcoma Groups. J Clin Oncol. 2005 Dec 1;23(34):8845-52. doi: 10.1200/JCO.2004.00.5785. Epub 2005 Oct 24.
PubMed 16246977
Study at a glance
From the registry record, last updated by the sponsor on 2 Sep 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Multicenter Observational Study on the Treatment of Patients With Localized Osteosarcoma
- ClinicalTrials.gov ID
- NCT04890067
- Acronym / sponsor ID
- ISG Os2Oss / AIEOP/ISGOS2 Oss
- Conditions
- Localized Osteosarcoma
- Keywords
- Osteosarcoma
- Study type
- Observational
- Recruitment status
- Recruiting
- Enrolment
- 120 participants (estimated)
- Lead sponsor
- Italian Sarcoma GroupResearch network
- Collaborators
- Associazione Italiana Ematologia Oncologia Pediatrica
- Study start
- 30 Jul 2021 (actual)
- Primary completion
- 30 Sep 2026 (estimated)
- Study completion
- 30 Dec 2026 (estimated)
- First posted
- 18 May 2021 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Observational prospective trial aimed to collect the collect demographic, clinical, surgical, pathological and molecular characteristics and treatment from patients affected by localized OsteoSarcoma (OS) treated according the AIEOP/Italian Sarcoma Group (ISG) OS 2021
Detailed description
Osteosarcoma is the most frequent primary malignant bone tumor in children and adolescents and is considered a rare disease.
The overall incidence of OS is 0.2-3 / 100,000 inhabitants per year with a bimodal distribution by age, with a first peak in adolescence.
Currently, the treatment strategy for localized OS includes courses of neo-adjuvant chemotherapy based on 3 agents: Adriamycin (ADM), cisplatin (CDP) and high dose methotrexate (HDMTX) followed by surgical removal of the primary tumor and subsequent adjuvant chemotherapy treatment.
The MAP (Methotrexate, Adriamycin, cisPlatin) regimen, with or without ifosfamide (IFO) and etoposide (ETO), is considered the "gold standard" for the treatment of localized osteosarcoma.
Given the rarity of the disease, it is considered appropriate to collect information prospectively on the diagnosis, chemotherapy and surgical treatment and outcomes on patients treated by the network of AIEOP and ISG Centers according to the recommendations on the treatment of localized OS AIEOP/ISG OS 2021.
This study will be active up to the next interventional prospective protocol aimed at the therapy of high-grade, non-metastatic OS.
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Localized Osteosarcoma | – | Other: Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments)This cohort include patients affected by localized Osteosarcoma, referred to participating Institutions. |
Who may qualify
- Ages
- Up to 40 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult
- Study population
- Patients with localized high grade ostesarcoma of the extremities
Key inclusion criteria (5 listed)
- Diagnosis of high grade OS of the extremities
- Age at diagnosis ≤ 40 years at the time of diagnosis
- Localized disease (skip metastases are allowed)
- Adequate organ function according the AIEOP/ISG OS 2021 recommendation
- Patients or parents oe guardians of minors who have given their written informed consent to participate in the study
Key exclusion criteria (3 listed)
- Presence of metastases
- Diagnosis of periosteal OS, of parosteal OS or secondary OS
- Any medical condition which can not allowed the use of the treatments recommended by AIEOP/ISG OS 2021
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Treatment of Osteosarcoma according the AIEOP/ISG OS 2021 recommendations (includes drugs, surgery, radiotherapy or any other received treatments)This observational study collects all the treatments received by the patients according according the AIEOP/ISG OS 2021 and therefore includes drug/biological/surgical/ radiotherapy and any other applicable treatments | Other | Localized Osteosarcoma |
Primary outcome
5 years Event Free Survival (EFS)
Time frame: 5 years
Onset of any event (an event is the defined as disease recurrence, death for disease or any other cause)
2 secondary outcomes
Overall Survival (OS)
Time frame: at 5 years
Adverse events related to the treatments
Time frame: Every 3 weeks (Week 3, week 6, week 9, week 12, ...) up to 36 months
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 2 Sep 2026.
- Background: PubMed 19197972Mirabello L, Troisi RJ, Savage SA. Osteosarcoma incidence and survival rates from 1973 to 2004: data from the Surveillance, Epidemiology, and End Results Program. Cancer. 2009 Apr 1;115(7):1531-43. doi: 10.1002/cncr.24121.
- Background: PubMed 15266096Marina N, Gebhardt M, Teot L, Gorlick R. Biology and therapeutic advances for pediatric osteosarcoma. Oncologist. 2004;9(4):422-41. doi: 10.1634/theoncologist.9-4-422.
- Background: PubMed 30285218Casali PG, Bielack S, Abecassis N, Aro HT, Bauer S, Biagini R, Bonvalot S, Boukovinas I, Bovee JVMG, Brennan B, Brodowicz T, Broto JM, Brugieres L, Buonadonna A, De Alava E, Dei Tos AP, Del Muro XG, Dileo P, Dhooge C, Eriksson M, Fagioli F, Fedenko A, Ferraresi V, Ferrari A, Ferrari S, Frezza AM, Gaspar N, Gasperoni S, Gelderblom H, Gil T, Grignani G, Gronchi A, Haas RL, Hassan B, Hecker-Nolting S, Hohenberger P, Issels R, Joensuu H, Jones RL, Judson I, Jutte P, Kaal S, Kager L, Kasper B, Kopeckova K, Krakorova DA, Ladenstein R, Le Cesne A, Lugowska I, Merimsky O, Montemurro M, Morland B, Pantaleo MA, Piana R, Picci P, Piperno-Neumann S, Pousa AL, Reichardt P, Robinson MH, Rutkowski P, Safwat AA, Schoffski P, Sleijfer S, Stacchiotti S, Strauss SJ, Sundby Hall K, Unk M, Van Coevorden F, van der Graaf WTA, Whelan J, Wardelmann E, Zaikova O, Blay JY; ESMO Guidelines Committee, PaedCan and ERN EURACAN. Bone sarcomas: ESMO-PaedCan-EURACAN Clinical Practice Guidelines for diagnosis, treatment and follow-up. Ann Oncol. 2018 Oct 1;29(Suppl 4):iv79-iv95. doi: 10.1093/annonc/mdy310. No abstract available.
- Background: PubMed 20213383Ottaviani G, Jaffe N. The epidemiology of osteosarcoma. Cancer Treat Res. 2009;152:3-13. doi: 10.1007/978-1-4419-0284-9_1.
- Background: PubMed 24314616Gatta G, Botta L, Rossi S, Aareleid T, Bielska-Lasota M, Clavel J, Dimitrova N, Jakab Z, Kaatsch P, Lacour B, Mallone S, Marcos-Gragera R, Minicozzi P, Sanchez-Perez MJ, Sant M, Santaquilani M, Stiller C, Tavilla A, Trama A, Visser O, Peris-Bonet R; EUROCARE Working Group. Childhood cancer survival in Europe 1999-2007: results of EUROCARE-5--a population-based study. Lancet Oncol. 2014 Jan;15(1):35-47. doi: 10.1016/S1470-2045(13)70548-5. Epub 2013 Dec 5.
- Background: PubMed 19330840Mirabello L, Troisi RJ, Savage SA. International osteosarcoma incidence patterns in children and adolescents, middle ages and elderly persons. Int J Cancer. 2009 Jul 1;125(1):229-34. doi: 10.1002/ijc.24320.
- Background: PubMed 21317869Geller DS, Gorlick R. Osteosarcoma: a review of diagnosis, management, and treatment strategies. Clin Adv Hematol Oncol. 2010 Oct;8(10):705-18.
- Background: PubMed 11821461Bielack SS, Kempf-Bielack B, Delling G, Exner GU, Flege S, Helmke K, Kotz R, Salzer-Kuntschik M, Werner M, Winkelmann W, Zoubek A, Jurgens H, Winkler K. Prognostic factors in high-grade osteosarcoma of the extremities or trunk: an analysis of 1,702 patients treated on neoadjuvant cooperative osteosarcoma study group protocols. J Clin Oncol. 2002 Feb 1;20(3):776-90. doi: 10.1200/JCO.2002.20.3.776.
- Background: PubMed 24345772Luetke A, Meyers PA, Lewis I, Juergens H. Osteosarcoma treatment - where do we stand? A state of the art review. Cancer Treat Rev. 2014 May;40(4):523-32. doi: 10.1016/j.ctrv.2013.11.006. Epub 2013 Nov 27.
- Background: PubMed 22564997Ferrari S, Ruggieri P, Cefalo G, Tamburini A, Capanna R, Fagioli F, Comandone A, Bertulli R, Bisogno G, Palmerini E, Alberghini M, Parafioriti A, Linari A, Picci P, Bacci G. Neoadjuvant chemotherapy with methotrexate, cisplatin, and doxorubicin with or without ifosfamide in nonmetastatic osteosarcoma of the extremity: an Italian sarcoma group trial ISG/OS-1. J Clin Oncol. 2012 Jun 10;30(17):2112-8. doi: 10.1200/JCO.2011.38.4420. Epub 2012 May 7.
- Background: PubMed 25688494Ferrari S, Meazza C, Palmerini E, Tamburini A, Fagioli F, Cozza R, Ferraresi V, Bisogno G, Mascarin M, Cefalo G, Manfrini M, Capanna R, Biagini R, Donati D, Picci P. Nonmetastatic osteosarcoma of the extremity. Neoadjuvant chemotherapy with methotrexate, cisplatin, doxorubicin and ifosfamide. An Italian Sarcoma Group study (ISG/OS-Oss). Tumori. 2014 Nov-Dec;100(6):612-9. doi: 10.1700/1778.19262.
- Background: PubMed 18235123Meyers PA, Schwartz CL, Krailo MD, Healey JH, Bernstein ML, Betcher D, Ferguson WS, Gebhardt MC, Goorin AM, Harris M, Kleinerman E, Link MP, Nadel H, Nieder M, Siegal GP, Weiner MA, Wells RJ, Womer RB, Grier HE; Children's Oncology Group. Osteosarcoma: the addition of muramyl tripeptide to chemotherapy improves overall survival--a report from the Children's Oncology Group. J Clin Oncol. 2008 Feb 1;26(4):633-8. doi: 10.1200/JCO.2008.14.0095.
- Individual participant dataSharing planned: No. No plan sharing
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
16 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Localized Osteosarcoma, run by Italian Sarcoma Group at 16 sites in Italy.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 5 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: looking for participants now, as of the sponsor's last update on 2 Sep 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 16 sites in Italy. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Contact Franca Fagioli, MD/Prof (0039-0113135 ext. 151, franca.fagioli@unito.it), or a site near the patient. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
5 years Event Free Survival (EFS) (time frame: 5 years). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT04890067, which also lists 34 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Sep 2026.