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Active Surveillance Magnetic Resonance Imaging Study (ASIST)

The recruitment status of this study is unknown. The completion date has passed and the status has not been verified in more than two years.
Verified March 2012 by Canadian Urology Research Consortium.
Recruitment status was:  Active, not recruiting
Sponsor:
ClinicalTrials.gov Identifier:
NCT01354171
First Posted: May 16, 2011
Last Update Posted: October 14, 2016
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Collaborators:
OICR
Eigen
Information provided by (Responsible Party):
Canadian Urology Research Consortium
  Purpose
This is a multi-centre, prospective, randomized phase III trial to determine if multi-parametric Magnetic Resonance Imaging (MRI) can improve selection of patients eligible for active surveillance through better detection of clinically significant cancer.

Condition Intervention Phase
Prostate Cancer Device: MRI assisted TRUS guided biopsy Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: None (Open Label)
Primary Purpose: Diagnostic
Official Title: Active Surveillance Magnetic Resonance Imaging Study

Resource links provided by NLM:


Further study details as provided by Canadian Urology Research Consortium:

Primary Outcome Measures:
  • To determine the proportion of subjects whose confirmatory biopsy is upgraded to Gleason score 7 (3+4) or higher [ Time Frame: one year ]

Secondary Outcome Measures:
  • To determine the proportion of subjects whose confirmatory biopsy is upgraded to Gleason score 7 (4 + 3) or higher [ Time Frame: one year ]

Estimated Enrollment: 250
Study Start Date: November 2011
Estimated Study Completion Date: December 2017
Primary Completion Date: September 2016 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
No Intervention: TRUS guided biopsy
Experimental: MRI Assisted TRUS guided biopsy Device: MRI assisted TRUS guided biopsy
All subjects to have a confirmatory biopsy at one year. Those assigned ARM 1 to have a TRUS guided biopsy and those assigned to ARM 2to have a MRI assisted TRUS guided biopsy

  Eligibility

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • histological confirmation of adenocarcinoma of the prostate
  • candidate for active surveillance (favourable risk prostate cancer) as defined by the following:

    • Clinical stage T1b, T1c, T2a or T2b at the time of diagnosis
    • Clinical (diagnostic biopsy) Gleason sum < 6
    • PSA < 10.0 ng/ml (ug/L)

Exclusion Criteria:

  • Previous treatment for prostate cancer including surgery (excluding biopsy), radiation therapy, hormonal therapy (e.g. megestrol, medroxyprogesterone, cyproterone, DES), glucocorticoids (except inhaled or topical), LHRH analogues (e.g. Leuprolide, goserelin), ketoconazole, non-steroidal antiandrogens (e.g. bicalutamide, flutamide) and/or any 5α-reductase inhibitors within 3 months of randomization
  • Planned anti-androgen therapy
  • Inability to undergo TRUS biopsy
  • Inability to undergo multi-parametric MRI
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01354171


Locations
Canada, Ontario
London Health Sciences Centre
London, Ontario, Canada, N6A 4G5
Sunnybrook Health Sciences Centre
Toronto, Ontario, Canada, M4N 3M5
Princess Margaret Hospital
Toronto, Ontario, Canada, M5G 2M9
Sponsors and Collaborators
Canadian Urology Research Consortium
OICR
Eigen
Investigators
Principal Investigator: Laurence Klotz, MD Canadian Urology Research Consortium
  More Information

Responsible Party: Canadian Urology Research Consortium
ClinicalTrials.gov Identifier: NCT01354171     History of Changes
Other Study ID Numbers: CURC-003
First Submitted: May 13, 2011
First Posted: May 16, 2011
Last Update Posted: October 14, 2016
Last Verified: March 2012

Keywords provided by Canadian Urology Research Consortium:
active surveillance
low risk prostate cancer

Additional relevant MeSH terms:
Prostatic Neoplasms
Genital Neoplasms, Male
Urogenital Neoplasms
Neoplasms by Site
Neoplasms
Genital Diseases, Male
Prostatic Diseases