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Acute Myeloid LeukemiaPIPPINNCT03429387

PET/CT and Bacterial/Fungal PCR in High Risk Febrile Neutropenia

A study testing FDG-PET/CT and Conventional CT in people with Acute Myeloid Leukemia and Acute Lymphoblastic Leukemia, run by Peter MacCallum Cancer Centre, Australia at 2 sites in Australia.

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

Patients with acute leukaemia requiring induction or consolidation chemotherapy and those requiring a haematopoietic stem cell transplant are at high risk of fever and infection when they have low white cell counts (neutropenic fever). Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
FDG-PET/CT and Conventional CT
Could I receive a placebo?
No, everyone receives an active treatment
How many people
147 participants
Where
2 sitesAustralia
Study dates
8 Jan 2018to 23 Jan 2021
Phase
Interventional
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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • About to have an allogeneic haematopoietic stem cell transplant, OR
  • About to have an autologous haematopoietic stem cell transplant, OR
  • Commencing induction or consolidation chemotherapy with curative intent for acute myeloid or acute lymphoid leukaemia

Who cannot join

  • Current actively diagnosed infection prior to transplant or chemotherapy
  • Allergy to intravenous contrast for CT imaging
  • eGFR <30
  • Pregnant

Trial locations and contacts

2 sites in 1 country.

Australia2 sites
  • Peter MacCallum Cancer Centre

    Melbourne, Victoria, 3000

  • Melbourne Health

    Parkville, Victoria, 3052

Other trials in Australia

About this study

Official title: Early Diagnosis and Treatment of Infections in Patients With Haematologic Malignancies: Examining Novel Diagnostics Including Bacterial and Fungal Multiplex PCR and FDG-PET Imaging

Patients with acute leukaemia requiring induction or consolidation chemotherapy and those requiring a haematopoietic stem cell transplant are at high risk of fever and infection when they have low white cell counts (neutropenic fever). The causes of neutropenic fever are frequently unknown and patients are treated with broad antibiotics, without a clear target to what is being treated.

This study will prospectively enroll patients who are receiving chemotherapy for acute leukaemia or for a stem cell transplant and compare the diagnostic utility of bacterial and fungal PCR performed directly off blood drawn, to the standard blood culture. Patients who have persistent fever after 72 hours of antibiotics will then be randomized to have either the interventional scan (PET/CT) or the conventional scan (standard CT) to look for a source of infection. Diagnostic yield, change in management and outcomes will be compared between arms.

Being tested
FDG-PET/CT, Conventional CT
Keywords
Diagnosis
Medical subject headings
Leukemia, Myeloid, Acute, Precursor Cell Lymphoblastic Leukemia-Lymphoma, Febrile Neutropenia, Disease

What participants receive

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

  • FDG-PET/CTDiagnostic test

    Also called PET/CT

    FDG-PET performed with low dose CT

  • Conventional CTDiagnostic test

    HRCT and CT of sinuses +/- other regions as per clinician's discretion

Study groups in NCT03429387
Study groupRoleWhat they receive
FDG-PET/CT armExperimentalParticipants with persistent febrile neutropenia after 72 hours of onset who are randomized to this arm will have an FDG-PET/CT performed to look for source of fever.
Receives: Diagnostic Test: FDG-PET/CT
Conventional CT armActive comparatorParticipants with persistent febrile neutropenia after 72 hours of onset who are randomized to this arm will have a conventional CT (HRCT chest and sinuses +/- other regions as per clinician's discretion) performed to look for source of fever.
Receives: Diagnostic Test: Conventional CT

What is being measured

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

  1. Change in management following randomized scan

    Defined as:

    • referral for targeted sampling, referral for surgery
    • change in antimicrobial therapy
    • removal of a central line

    Measured: Within 48 hours of scan result

Secondary outcomes (6)
  1. Proportion of participants with a cause of neutropenic fever

    The proportion of participants in each arm where there is a confirmed cause of neutropenic fever

    Measured: By hospital discharge, an average of 4 weeks

  2. Hospital length of stay

    The duration (in days) of hospital length of stay for the episode in which neutropenic fever occurred

    Measured: By hospital discharge, an average of 4 weeks

  3. Costs of hospital care

    The overall cost of the inpatient stay for the episode in which neutropenic fever occurred

    Measured: By hospital discharge, an average of 4 weeks

  4. Proportion admitted to intensive care

    The proportion of patients in each arm who were admitted to intensive care during their admission in which neutropenic fever occurred

    Measured: By hospital discharge, an average of 4 weeks

  5. In hospital mortality

    The proportion of patients per arm who have passed away during the admission in which neutropenic fever occurred

    Measured: By hospital discharge, an average of 4 weeks

  6. 6 month mortality

    The proportion of patients per arm who have passed away 6 months post study entry

    Measured: 6 months from study entry

Timeline

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

  1. First posted12 Feb 2018
  2. Study start8 Jan 2018
  3. Primary completion1 Aug 2020
  4. Study completion23 Jan 2021

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 N/A
Primary purpose
Diagnosis
Allocation
Randomised
Intervention model
Parallel groups
Model description
Participants will be randomized to either the PET/CT arm or the conventional CT arm
Masking
None (open label)
Enrolment
147 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03429387
Sponsor's protocol ID
17/98
Acronym
PIPPIN
Status last verified
May 2022
First submitted
5 Dec 2017
Last updated
17 May 2022
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Tew M, Douglas AP, Szer J, Bajel A, Harrison SJ, Tio SY, Worth LJ, Hicks RJ, Ritchie D, Slavin MA, Thursky KA, Dalziel K. Evaluating the cost-effectiveness of [18F]FDG-PET/CT for investigation of persistent or recurrent neutropenic fever in high-risk haematology patients. Cancer Imaging. 2023 Dec 15;23(1):119. doi: 10.1186/s40644-023-00647-7.

    PubMed 38102639
  • Douglas A, Thursky K, Spelman T, Szer J, Bajel A, Harrison S, Tio SY, Bupha-Intr O, Tew M, Worth L, Teh B, Chee L, Ng A, Carney D, Khot A, Haeusler G, Yong M, Trubiano J, Chen S, Hicks R, Ritchie D, Slavin M. [18F]FDG-PET-CT compared with CT for persistent or recurrent neutropenic fever in high-risk patients (PIPPIN): a multicentre, open-label, phase 3, randomised, controlled trial. Lancet Haematol. 2022 Aug;9(8):e573-e584. doi: 10.1016/S2352-3026(22)00166-1. Epub 2022 Jun 28.

    PubMed 35777413

Questions about this trial

What is this clinical trial studying?

A study testing FDG-PET/CT and Conventional CT in people with Acute Myeloid Leukemia and Acute Lymphoblastic Leukemia, run by Peter MacCallum Cancer Centre, Australia at 2 sites in Australia.

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 3 inclusion and 4 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 17 May 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Australia. 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?

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?

Change in management following randomized scan (time frame: Within 48 hours of scan result). 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 NCT03429387, which also lists 2 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 17 May 2022.

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