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Spectroscopy From Duodenum


2013-01


2016-06-30


2016-06-30


445

Study Overview

Spectroscopy From Duodenum

Purpose of this study is to understand the clinical feasibility of duodenal spectroscopy to adenocarcinoma patients.

Pancreatic cancer (PC) is the most lethal of all major cancers with a five year survival rate of 5 %. While stage I and II tumors leads to an improvement in survival, almost all PCs are currently diagnosed at more advanced non-resectable stages since minimally invasive technique which is capable of screening early-stage PC does not exist. Serum CA19-9 is not recommended as a screening technique because of its low sensitivity and specificity. Imaging modalities such as MRI, CT, EUS and ERCP are more accurate but are not appropriate screening tools due to their high cost, discomfort and complications. Therefore, there is a strong demand for a screening tool with high sensitivity and specificity which is highly acceptable for the patient. The investigators would like to look at the spectroscopy technique for pancreatic cancer diagnosis via an upper endoscopy. A definite diagnosis of the patient is made with histology, cytology or imaging diagnosis. Therefore this study can be positioned as a feasibility study.

  • Pancreatic Adenocarcinoma
  • OTHER: Spectroscopy device
  • OMSC-Mag-1

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

2012-12-17  

N/A  

2017-03-03  

2012-12-17  

N/A  

2017-03-07  

2012-12-20  

N/A  

2017-03  

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:
Diagnostic


Allocation:
Na


Interventional Model:
Single Group


Masking:
None


Arms and Interventions

Participant Group/ArmIntervention/Treatment
EXPERIMENTAL: Test subject

OTHER: Spectroscopy device

  • Spectrum data are collected using spectroscopy device via an instrumental channel of endoscope. Then spectrum data is analyzed. Numerical features (spectral slope and width of spectrum) are used for statistical analysis.
Primary Outcome MeasuresMeasure DescriptionTime Frame
The spectral data of the normal cohort and UICC stage II pancreatic ductal adenocarcinoma cohortTo clarify that there is the statistically-significant difference between two cohorts.1 year
Secondary Outcome MeasuresMeasure DescriptionTime Frame
The sensitivity and specificity to detect UICC stage II pancreatic ductal adenocarcinoma among all participants.A receiver operating characteristic (ROC) is evaluated. A cut-off is then chosen from this ROC curve to maximize both sensitivity and specificity.1 year

Contacts and Locations

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

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:

  • Common inclusion criterion


  • Age is 18 years or older.
  • Informed consent was obtained.
  • Inclusion criterion for normal cohort
  • An upper GI endoscopy is scheduled to check upper abdominal symptoms.
  • No findings of pancreatic disorder as documented by CT or MRI or EUS
  • Inclusion criterion for PC suspicious cohort
  • A EUS or ERCP is scheduled to suspected pancreatic disorder.

  • Exclusion Criteria:

  • Common exclusion criterion


  • Severe cardiac disease
  • Severe respiratory disease
  • Bleeding disorders
  • Pregnancy

Collaborators and Investigators

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

  • M.D. Anderson Cancer Center
  • Catholic University of the Sacred Heart
  • Erasme University Hospital

  • PRINCIPAL_INVESTIGATOR: Michael B Wallace, M.D., Mayo Clinic

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