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Evaluation of SBRT for Patients With Locally Advanced Unresectable Pancreatic Cancer

14. september 2022 opdateret af: Michele Tedeschi, Istituto Clinico Humanitas

Phase II Trial Evaluating Stereotactic Body Radiation Therapy (SBRT) After Induction Chemotherapy for Patients With Locally Advanced Unresectable Pancreatic Cancer

The aim of this phase II study is to assess the efficacy and safety of sequentially integrated treatment of FOLFIRINOX or Gemcitabine-Abraxane and SBRT in patients with unresectable pancreatic cancer.

Studieoversigt

Status

Afsluttet

Detaljeret beskrivelse

The aim of this prospective mono-institutional phase II study is to assess the efficacy and safety of sequentially integrated treatment of FOLFIRINOX or Gemcitabine-Abraxane and SBRT with a total dose of 54 Gy in 6 fractions of 9 Gy /fractions in patients with locally unresectable pancreatic cancer.

Primary endpoint is to evaluate overall survival (OS); the overall survival time will be calculated from the start of chemotherapy to death. Secondary end points are to evaluate acute and late toxicities, freedom from local progression (FFLP) and progression free-survival (PFS). Acute and late toxicities will be scored according to the NCI Common Terminology Criteria for Adverse Events (CTCAE) v3.0. Local progression will be defined according to RECIST criteria. Time to toxicity and time to local or distant progression will be defined from the start of chemotherapy.

Technical success will be defined as the ability to implant at least 2 fiducials in the tumor area. Migration will be defined as a change in inter-fiducial distance. Clinical success will be defined as the ability to guide the application of SBRT by using the fiducials. Any adverse event will be recorded (acute pancreatitis, clinically relevant upper GI bleeding requiring blood transfusion, abscesses in the area of the fiducials, sepsis).

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

45

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Milan
      • Rozzano, Milan, Italien, 20089
        • HUMANITAS Research Hospital

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Histologically and/or radiologically (CT scan and/or MRI scan and/or FDG-PET) proven unresectable locally advanced pancreatic cancer, discussed multidisciplinary by tumor board.
  • Eighteen years of age or older,
  • Minimum Karnofsky Performance Status of 70.
  • Lesions cannot exceed 5 cm in maximum diameter.
  • Absence of lymph-nodal metastases
  • Patients received 4-6 months of FOLFIRINOX or Gemcitabine-Abraxane before SBRT was administered.
  • Baseline total body CT scan performed no more than 2 months before treatment.
  • Placing fiducial markers through endoscopes is permitted (EUS-guided fiducials placement before the treatment).
  • Acceptable organ and bone marrow function.
  • Ability to maintain the set-up position during RT.
  • All patients give informed consent and sign a study-specific informed consent form.

Exclusion Criteria:

  • Metastatic disease
  • Prior abdominal radiotherapy
  • Other malignancies diagnosed within 5 years
  • Gastric or duodenal obstruction.
  • Concurrent chemotherapy.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: SBRT and chemotherapy

Participants received 4 months of FOLFIRINOX or Gemcitabine-Abraxane before SBRT was administered. A 3-weeks break from chemotherapy and restaging with thorax-abdominal CT scan to confirm the absence of distant metastases was required before SBRT delivery.

Before SBRT simulation, patients may will have implanted fiducial into the pancreatic tumor.

The SBRT schedule will be [6 x 9 Gy = 54 Gy] delivered in consecutive days.

Patients affected by locally unresectable pancreatic cancer receive integrated treatment of FOLFIRINOX or Gemcitabine-Abraxane and a Stereotactic Body Radiation Therapy with a total dose of 54 Gy in 6 fractions of 9 Gy /fractions.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Overall survival
Tidsramme: 2 years
Evaluation of SBRT after induction CT with FOLFIRINOX or Gemcitabine-Abraxane in terms of overall survival time that will be calculated from the start of chemotherapy to death.
2 years

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Incidence of acute toxicities
Tidsramme: 2 years
Evaluation of early post treatment complications according to the NCI Common Terminology Criteria for Adverse Events (CTCAE) v3.0.
2 years
Incidence of late toxicities
Tidsramme: 4 years
Evaluation of late post treatment complications according to the NCI Common Terminology Criteria for Adverse Events (CTCAE) v3.0.
4 years
Freedom from local progression in treated patients
Tidsramme: 2 years
Evaluation of proportion of patients free from local progression according to RECIST criteria
2 years
Progression free-survival of treated patients
Tidsramme: 2 years
Evaluation of proportions of patients alive and free form progression according to RECIST criteria
2 years

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Marta Scorsetti, MD, Istituto Clinico Humanitas

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

10. maj 2017

Primær færdiggørelse (Faktiske)

1. juli 2022

Studieafslutning (Faktiske)

1. juli 2022

Datoer for studieregistrering

Først indsendt

4. maj 2017

Først indsendt, der opfyldte QC-kriterier

16. maj 2017

Først opslået (Faktiske)

18. maj 2017

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

15. september 2022

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

14. september 2022

Sidst verificeret

1. september 2022

Mere information

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produkt fremstillet i og eksporteret fra U.S.A.

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