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Standard Versus Fanning Techniques for Endoscopic Ultrasound-Fine Needle Aspiration (EUS-FNA)


2011-09


2011-11


2011-11


52

Study Overview

Standard Versus Fanning Techniques for Endoscopic Ultrasound-Fine Needle Aspiration (EUS-FNA)

Endoscopic Ultrasound (EUS)-guided biopsy is the most ideal technique for evaluating a growth in the pancreas. EUS-guided biopsies yield a definitive diagnosis in greater than 80% of cases. In 15-20% of the cases, a definitive diagnosis cannot be made despite multiple attempts. One of the reasons why a diagnosis cannot be made is due to the focal location of the cancer; i.e., the cancer can be situated in a corner of a big mass and the needle fails to sample the cancer cells. The fanning technique is a method where the needle moves in multiple directions within a mass and therefore there is a better chance of the cancer cells being sampled compared to the standard technique where the needle moves in only one direction. The diagnostic performance of both these techniques has not been compared in a randomized fashion.

Fanning technique: Fine Needle Aspiration (FNA) performed in multiple directions within a mass. Standard technique: FNA performed in unidirectional fashion.

  • Pancreatic Tumors
  • PROCEDURE: Standard
  • PROCEDURE: Fanning
  • F110907002

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

2011-10-18  

N/A  

2012-02-01  

2011-12-29  

N/A  

2012-02-02  

2011-12-30  

N/A  

2012-02  

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:
Randomized


Interventional Model:
Single Group


Masking:
None


Arms and Interventions

Participant Group/ArmIntervention/Treatment
ACTIVE_COMPARATOR: Standard

Biopsy using standard technique of FNA

PROCEDURE: Standard

  • FNA in a single plane
OTHER: Fanning

Biopsy using fanning technique

PROCEDURE: Fanning

  • FNA in multiple planes
Primary Outcome MeasuresMeasure DescriptionTime Frame
Diagnostic accuracyThe number of pancreatic masses that are correctly diagnosed with each needle type2 months
Secondary Outcome MeasuresMeasure DescriptionTime Frame
Number of passes for diagnosisNumber of passes required to acquire tissue diagnosis using each needle type2 months

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:
19 Years

Accepts Healthy Volunteers:

    Inclusion Criteria:

  • Age > 19 years
  • Solid Pancreatic Mass Lesions

  • Exclusion Criteria:

  • Age < 19 years
  • Coagulopathy
  • Unable to consent

Collaborators and Investigators

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


    • PRINCIPAL_INVESTIGATOR: Shyam Varadarajulu, MD, University of Alabama at Birmingham

    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

    • Bang JY, Magee SH, Ramesh J, Trevino JM, Varadarajulu S. Randomized trial comparing fanning with standard technique for endoscopic ultrasound-guided fine-needle aspiration of solid pancreatic mass lesions. Endoscopy. 2013 Jun;45(6):445-50. doi: 10.1055/s-0032-1326268. Epub 2013 Mar 15.