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Hypofractionated Radiotherapy +Chemotherapy+ Camrelizumab as Neoadjuvant Therapy for Pancreatic Cancer


2024-08-01


2025-06-01


2027-06-01


30

Study Overview

Hypofractionated Radiotherapy +Chemotherapy+ Camrelizumab as Neoadjuvant Therapy for Pancreatic Cancer

The purpose of this study is to assess surgical conversion rate and the immediate and long-term outcomes to patients who receive hypofractionated radiotherapy and AG combined with camrelizumab immunotherapy of Borderline Resectable/locally advanced pancreatic cancer.

N/A

  • Pancreatic Cancer
  • DRUG: Camrelizumab+chemotherapy
  • RADIATION: hypofractionated radiotherapy
  • ARK-pancreatic-001

Study Record Dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Registration Dates Results Reporting Dates Study Record Updates

2024-05-24  

N/A  

2025-03-10  

2024-05-29  

N/A  

2025-03-25  

2024-05-30  

N/A  

2025-03  

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

Design Details

Primary Purpose:
Treatment


Allocation:
Na


Interventional Model:
Single Group


Masking:
None


Arms and Interventions

Participant Group/ArmIntervention/Treatment
EXPERIMENTAL: Hypofractionated radiotherapy+Camrelizumab+chemotherapy

The patients with Borderline Resectable/locally advanced pancreatic cancer were treated with hypofractionated radiotherapy using the CyberKnife radiotherapy machine, which was as follows: PGTV=30Gy/5F(PTV≥25Gy/5F), 1 day, a total of 5 days; Chemotherapy c

DRUG: Camrelizumab+chemotherapy

  • Chemotherapy combined with ICIs was started 5-7 days after the completion of radiotherapy: AG: intravenous nab-paclitaxel 125 mg/m2 and gemcitabine 1000mg/m2 d1,8, q3w, 4 cycles. Camrelizumab: 200mg, iv, 30min, q3w, 4 cycles.

RADIATION: hypofractionated radiotherapy

  • Hypofractionated radiotherapy:PGTV=30Gy/5F(PTV≥25Gy/5F),
Primary Outcome MeasuresMeasure DescriptionTime Frame
a.R0-resection rateThe tumor was completely removed during surgery, and the cutting margins were also negative when viewed microscopicallyOne week after surgery
Secondary Outcome MeasuresMeasure DescriptionTime Frame
Surgical conversion rateTumors that were otherwise unresectable were transformed into surgically resectable tumors.2 to 4 weeks after neoadjuvant therapy
Tumor regression rateDegree of tumor response to neoadjuvant therapyOne week after surgery
Objective response rate (ORR)It refers to the proportion of patients who achieve a prespecified reduction in tumor volume (CR/PR) and maintain the minimum time requirements according to accepted response evaluation criteria (e.g., RECIST in solid tumors, version 1.1).through study completion,an average of 3 year
Disease control rate (DCR)It refers to the proportion of patients who achieve a prespecified reduction in tumor volume (CR/PR/SD) and maintain the minimum time requirements according to accepted response evaluation criteria (e.g., RECIST in solid tumors, version 1.1).through study completion,an average of 3 year
3-year Overall survival (OS)The time between the start of randomization and death from any causeThree years from enrollment
3-year Event Free Survival (EFS)The time from randomization until disease progression, treatment discontinuation for any cause, or death.Three years from enrollment
Adverse eventsToxicity according to the Common Terminology Criteria for Adverse Events (CTCAE) Version 5.0. The number of participants with adverse events will be recorded at each treatment visit.From enrollment to the end of treatment at 8 weeks
Quality of life scoresEvaluate the quality of life according to The World Health Organization quality of life (WHOQOL) -BREF. The minimum value is 1, the maximum value is 5. And higher scores mean a better outcome. The number of participants with quality of life will be recorded at each treatment visit.1 years after therapy

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Name: Li Peng

Phone Number: 13933868818

Email: pengli72@sina.com

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person’s general health condition or prior treatments.

Ages Eligible for Study:
ALL

Sexes Eligible for Study:
18 Years

Accepts Healthy Volunteers:

    Inclusion Criteria:
    1. Age:18 to 75 years old, male or female; 2. Eastern Cooperative Oncology Group (ECOG) performance status of 0-1; 3. Tumor was located in the pancreas; 4. Pathological diagnosis was pancreatic ductal adenocarcinoma or acinar cell carcinoma; 5. No distant metastasis; 6. The pancreatic tumor is located more than 1cm away from the duodenum; 7. Clinical assessment was locally advanced or critical for resectable.
    Locally advanced pancreatic cancer diagnostic criteria: (1) due to tumor invasion, venous occlusion or involving a wide range of superior mesenteric vein branch of jejunum, cannot safely - superior mesenteric vein reconstruction. ② (pancreatic head/uncinate process tumors) tumor contact with superior mesenteric artery or celiac artery > 180°. Tumor contact with superior mesenteric artery or coeliac trunk artery > 180°, tumor contact with coeliac trunk artery and invasion of abdominal aorta.
    Critical for resectable pancreatic cancer diagnostic criteria: (1) contact with portal vein tumor - superior mesenteric vein > 180 °, 180 ° or less or contact combined intravenous contour irregular or venous thrombosis, but safety is complete resection and reconstruction; The tumor contacted the inferior vena cava. ② (pancreatic head/uncinate process tumors) the tumors contacting the common hepatic artery, but not involving the celiac artery or the origin of the left and right hepatic arteries, can be completely resected and safely reconstructed; Superior mesenteric artery tumor contact 180 ° or less; The tumor contacts the aberrant arteries (such as accessory right hepatic artery, alternative right hepatic artery, alternative common hepatic artery, etc.). (pancreatic body and tail tumors) tumor contact with superior mesenteric artery ≤180°; Tumor contact with celiac artery ≤180°; 7.There was no history of immune system diseases, other malignant tumors, myocarditis, coronary heart disease, other cardiovascular and cerebrovascular diseases, thyroid dysfunction, liver and kidney diseases, psychiatric diseases, infectious diseases, or systemic diseases other than those mentioned above.
    Participants were willing to join in this study, good adherence and written informed consent.
    Exclusion Criteria:
    1. Patients who did not meet these inclusion criteria; 2. Poor cognitive ability, inability to answer questions, inability to fill out questionnaires, or mental disorders; 3. The investigators think inappropriate.

Collaborators and Investigators

This is where you will find people and organizations involved with this study.


    • PRINCIPAL_INVESTIGATOR: Li Peng, Fourth Hospital of Hebei Medical

    Publications

    The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

    General Publications

    No publications available