About this trial
This is a prospective observational study aiming to investigate the microbiome in patients suspected of having pancreatic cancer. The purpose is to enhance diagnostic accuracy by developing screening protocols for high-risk individuals, identifying specific microbial biomarkers, and improving prognostic criteria to optimize treatment response.
Participants will be asked to complete a questionnaire, provide oral and fecal swabs, and-if clinically indicated-1-2 pancreatic biopsies will be collected.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients with a suspected lesion (solid/cystic) in the pancreas undergoing diagnostic or therapeutic endoscopic procedure
Age of 18 years or above
Signed informed consent form
Disqualifiers
Contraindications for endoscopic or surgical procedure, such as uncorrected coagulopathy
Trial population
Adult patients at Herlev Hospital or Rigshospitalet, who meets the inclusion criteria
Trial design
Cohort
Prospective
Treatments tested in this trial
observational study
Other interventionAprox. 300 patients suspected of pancreatic cancer. Of those, minimum of 50 patients with histologically confirmed PDAC in each of the stages I-II, III and IV, as some of the participants will be diagnosed with a non-malignant disease and will constitute the control group.
Treatment groups
Trial outcomes
Primary outcomes
Composition of microbiota in pancreatic cancer
To examine the composition of microbiota in pancreatic cancer and its precursors, to explore association between bacterial/fungal genera and final diagnosis, survival and risk of recurrence, but also to examine a possible role of microbiota in development of surgical adverse events.
Secondary outcomes
Databank
To establish a databank containing clinical and demographic information from patients undergoing endoscopic evaluation of a pancreatic lesion
Biobank
To establish a biobank of various biological material, herein tissue biopsies and/or cyst fluid, oral and fecal swabs at the time of inclusion and following end of therapy
Intratumor and gut mikrobiota
To assess possible differences between intratumor and gut microbiota, and to inspect any changes in gut microbiota composition following surgery.
Intratumor viral DNA
To investigate prevalence of intratumor viral DNA for the first time.
Sponsors and contacts
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Herlev Hospital
Lead sponsor
Danish Cancer Society
Collaborator