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EUS-FNA of Solid Pancreatic Mass: Comparison Between Negative Pressure and Slow-pull Technique


2015-04-27


2016-06-23


2016-06-23


1

Study Overview

EUS-FNA of Solid Pancreatic Mass: Comparison Between Negative Pressure and Slow-pull Technique

50 patients with pancreatic mass will undergo endoscopic ultrasound-guided fine needle aspiration using two techniques: negative pressure and slow-pull. Cytological results will be compared.

The study will analyze the cytological results of endoscopic ultrasound-guided fine needle aspiration (EUS-FNA) of pancreatic mass using two different techniques of needle suction. Negative pressure and slow-pull. 50 patients with pancreatic mass will be submitted to four passes with both techniques. Each patient will be randomized to decide which technique will be first and subsequently on a alternated fashion until four passes are completed. Smear cytology and cell block preparations for each technique were obtained. The pathologist was blinded for the EUS-FNA technique.

  • Pancreatic Neoplasm
  • PROCEDURE: Endoscopic ultrasound-guided fine needle aspiration
  • 41620315.9.0000.0068

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

2016-04-01  

N/A  

2017-04-11  

2017-04-11  

N/A  

2017-04-12  

2017-04-12  

N/A  

2016-06  

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:
Single


Arms and Interventions

Participant Group/ArmIntervention/Treatment
ACTIVE_COMPARATOR: EUS- FNA Slow-pull

Endoscopic ultrasound-guided fine needle aspiration using a stylet slow-pull technique of solid pancreatic mass

PROCEDURE: Endoscopic ultrasound-guided fine needle aspiration

  • pancreatic solid mass punctured with a 22G endoscopic ultrasound needle
ACTIVE_COMPARATOR: EUS-FNA Negative Pressure

Endoscopic ultrasound-guided fine needle aspiration using negative pressure technique of solid pancreatic mass

PROCEDURE: Endoscopic ultrasound-guided fine needle aspiration

  • pancreatic solid mass punctured with a 22G endoscopic ultrasound needle
Primary Outcome MeasuresMeasure DescriptionTime Frame
Diagnostic yieldcytological results after endoscopic ultrasound fine needle aspiration24 months
Secondary Outcome MeasuresMeasure DescriptionTime Frame

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:

  • pancreatic solid mass

  • Exclusion Criteria:

  • endoscopic ultrasound non accessible lesions

Collaborators and Investigators

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

  • Boston Scientific Corporation
  • Medi - Globe

  • PRINCIPAL_INVESTIGATOR: Spencer Cheng, Hospital das Clinicas Faculdade de Medicina da Universidade de São Paulo

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