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Bone Cyst AneurysmalPhase 1/2Deno-ABCNCT03415477

Denosumab: A Potential Treatment Option for Aneurysmal Bone Cysts

A Phase 1/2 study testing Denosumab (Xgeva) in people with Bone Cyst Aneurysmal and Pathological Fracture, run by Peking University People's Hospital.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The efficacy of traditional therapeutic approaches for aneurysmal bone cysts (ABC), such as surgery, embolization, sclerotherapy and radiotherapy, are often compromised for lesions in axial skeletons and adolescents complicated with pathological fracture. Read more about this study

Who is it for?
Ages 12 to 65 years
What is being tested?
Denosumab (Xgeva)
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
6 participants
Where
No sites listed yet
Study dates
1 Jan 2014to 31 Dec 2017
Phase
Phase 1/2
Are there results?
None posted in the registry

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 12 to 65 years
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • pathologically diagnosed with primary aneurysmal bone cyst
  • lesions in axial skeletons (i.e. spine, pelvis) which are difficult to reach a satisfactory surgical margin, and surgery can lead to very high incidence of complications.
  • pathological fracture
  • recurrence cases

Who cannot join

  • metastases or multi-focal lesions
  • malignancy

About this study

The efficacy of traditional therapeutic approaches for aneurysmal bone cysts (ABC), such as surgery, embolization, sclerotherapy and radiotherapy, are often compromised for lesions in axial skeletons and adolescents complicated with pathological fracture. Therefore, denosumab, a new drug that has been successfully used in giant cell tumor of bone but has seldom used in ABC, was used to treat ABC in this trial.

Read the detailed description

Patients with primary ABC treated with perioperative denosumab in the Musculoskeletal Tumor Center of Peking University People's Hospital between January 2014 and December 2016 will be reported in this trial.Approved by the Ethics Committee of Peking University People's Hospital and with the full informed consent from the patients or their families, all patients received surgery and treatment with denosumab perioperatively. Denosumab 120 mg was given subcutaneously (abdomen wall or upper arms) every 4 weeks (Q4W), with a loading dose on both Day 8 and Day 15 of the first cycle. Meanwhile, all patients were suggested to take 800mg oral calcium supplement every day and avoid any dental or oral surgery (tooth extraction, tooth filling, etc.). Patients were followed once a month since the date of surgery. On follow-up visits, patient-reported adverse reactions, X-ray image of jawbone, serum calcium, alkaline phosphatase, renal and hepatic function, hemoglobin, white blood cell, and platelet count were collected, and histological examinations, radiological examinations (such as X-ray, computed tomography (CT), magnetic resonance image (MRI) and positron emission tomography-computed tomography (PET-CT) and postoperative functional status evaluations by MSTS(Musculoskeletal tumor society) score were conducted.

Being tested
Denosumab (Xgeva)
Keywords
aneurysmal bone cyst, denosumab, surgical treatment, complication
Medical subject headings
Bone Cysts, Aneurysmal, Fractures, Spontaneous, Recurrence, Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Denosumab (Xgeva)Drug

    Also called surgical treatment

    Denosumab (Xgeva) 120 mg was given subcutaneously (abdomen wall or upper arms) every 4 weeks (Q4W), with a loading dose on both Day 8 and Day15 of the first cycle, perioperatively.

Study groups in NCT03415477
Study groupRoleWhat they receive
denosumab (Xgeva) treatmentExperimentalPatients with aneurismal bone cysts received perioperative denosumab(Xgeva).
Receives: Drug: Denosumab (Xgeva)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Objective Response Rate (ORR)

    the number of participats (complete response+ partial response according to RECIST 1.1)/ total participants number.

    Measured: at least 1-year

  2. local control rate

    CT or MR proof that the tumor relapse in the primary site by at least two radiologist.

    Measured: at least 1-year

Secondary outcomes (1)
  1. Number of participants with abnormal laboratory values and/or adverse events that are related to the use of Denosumab(Xgeva)

    include patient-reported adverse reactions, X-ray image of jawbone, serum calcium, alkaline phosphatase, renal and hepatic function, hemoglobin, white blood cell, and platelet count were collected in follow-up every 3-month.

    Measured: at least 1-year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Jan 2018
  2. Study start1 Jan 2014
  3. Primary completion31 Dec 2016
  4. Study completion31 Dec 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Model description
Patients with recurrent and/or refractory aneurysmal bone cysts treated with denosumab perioperatively.
Masking
None (open label)
Enrolment
6 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03415477
Sponsor's protocol ID
Denosumab-ABC
Acronym
Deno-ABC
Status last verified
Jan 2018
First submitted
10 Jan 2018
Last updated
30 Jan 2018
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Ghermandi R, Terzi S, Gasbarrini A, Boriani S. Denosumab: non-surgical treatment option for selective arterial embolization resistant aneurysmal bone cyst of the spine and sacrum. Case report. Eur Rev Med Pharmacol Sci. 2016 Sep;20(17):3692-5.

    PubMed 27649673
  • Dubory A, Missenard G, Domont J, Court C. Interest of Denosumab for the Treatment of Giant-cells Tumors and Aneurysmal Bone Cysts of the Spine. About Nine Cases. Spine (Phila Pa 1976). 2016 Jun;41(11):E654-E660. doi: 10.1097/BRS.0000000000001350.

    PubMed 27244112
  • Skubitz KM, Peltola JC, Santos ER, Cheng EY. Response of Aneurysmal Bone Cyst to Denosumab. Spine (Phila Pa 1976). 2015 Nov;40(22):E1201-4. doi: 10.1097/BRS.0000000000001027.

    PubMed 26730528
  • Pauli C, Fuchs B, Pfirrmann C, Bridge JA, Hofer S, Bode B. Response of an aggressive periosteal aneurysmal bone cyst (ABC) of the radius to denosumab therapy. World J Surg Oncol. 2014 Jan 20;12:17. doi: 10.1186/1477-7819-12-17.

    PubMed 24438319

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Denosumab (Xgeva) in people with Bone Cyst Aneurysmal and Pathological Fracture, run by Peking University People's Hospital.

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 4 inclusion and 2 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: finished, as of the sponsor's last update on 30 Jan 2018. Status can change between updates, so confirm with the study contact before making plans.

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.

What does this combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Objective Response Rate (ORR) (time frame: at least 1-year). The study lists 2 primary outcomes in all. 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 NCT03415477, which also lists 4 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 30 Jan 2018.

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