Role of Cardiac Computed Tomography in Optimising Response to Cardiac Resynchronisation Therapy

April 30, 2015 updated by: University College, London

Role of Cardiac Computed Tomography and Cardiac Magnetic Resonance in Optimising Response to Cardiac Resynchronisation Therapy

The purpose of this study is to determine if detailed scanning of the heart before biventricular device insertion will improve outcomes for heart failure patients.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Anticipated)

100

Phase

  • Not Applicable

Contacts and Locations

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

Study Locations

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.

Eligibility Criteria

Ages Eligible for Study

18 years to 90 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  1. Age > 18, <90
  2. Patients with moderate or severe heart failure ( NYHA functional class II-IV) due to ischaemic or non-ischaemic cardiomyopathy.
  3. QRS duration >120ms on 12 lead ECG
  4. LVEF < 35%
  5. LVEDD >55 mm
  6. Patients on optimum medical treatment for heart failure. The doses of these medications have been stable for 3 months.

Exclusion Criteria:

  1. Patients with a cardiac or cerebral ischemic event within the previous three months prior to recruitment
  2. Patients who had had an atrial arrhythmia within one month prior to recruitment
  3. Patients with a systolic blood pressure of more than 170 or less than 80 mm Hg
  4. Patients with a heart rate of more than 140 beats per minute
  5. Patients with severe renal failure (eGFR < 30)
  6. Patients with a history of allergy to iodine based contrast agents
  7. Predicted life expectancy < 1 year
  8. Pregnancy

Study Plan

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

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Scan
Heart scan prior to device insertion
Other: Heart scan
No Intervention: No scan
No heart scan prior to device insertion

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
6 minute walk test
Time Frame: 6 months
6 months

Collaborators and Investigators

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

Sponsor

University College, London

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 Major Dates

Study Start

May 1, 2012

Primary Completion (Anticipated)

September 1, 2017

Study Registration Dates

First Submitted

April 30, 2015

First Submitted That Met QC Criteria

April 30, 2015

First Posted (Estimate)

May 5, 2015

Study Record Updates

Last Update Posted (Estimate)

May 5, 2015

Last Update Submitted That Met QC Criteria

April 30, 2015

Last Verified

April 1, 2015

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 11/0583

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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