Differentiation of Aseptic From Septic Loosening by 18F-fluoride PET

This study has been completed.
Information provided by:
Yokohama City University Medical Center
ClinicalTrials.gov Identifier:
First received: November 19, 2009
Last updated: NA
Last verified: November 2009
History: No changes posted

In this study, the investigators utilized the 18F-fluoride PET method to evaluate THA cases with a stable, septic or septic loosened implant in order to differentiate these clinical settings using a novel uptake type classification approach.

Hip Arthroplasty

Study Type: Observational
Study Design: Observational Model: Case Control
Time Perspective: Prospective
Official Title: Differentiation of Aseptic From Septic Loosening in Patients With Total Hip Arthroplasty Using 18F-fluoride PET

Resource links provided by NLM:

Further study details as provided by Yokohama City University Medical Center:

Enrollment: 61
Study Start Date: April 2007
Study Completion Date: November 2009
Primary Completion Date: September 2009 (Final data collection date for primary outcome measure)
condition of joint implant


Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population

Patients after total hip arthroplasty who agreed with the informed consent for this study.


Exclusion Criteria:

  • Within one year after surgery
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT01017562

Departement of orthopaedic sugery
Yokohama, Kanagawa, Japan, 236-0004
Sponsors and Collaborators
Yokohama City University Medical Center
Principal Investigator: Naomi Kobayashi, MD, PhD. Department of orthopaedic surgey, Yokohama City University
  More Information

No publications provided

ClinicalTrials.gov Identifier: NCT01017562     History of Changes
Other Study ID Numbers: YCU21-106
Study First Received: November 19, 2009
Last Updated: November 19, 2009
Health Authority: Japan: Institutional Review Board

Keywords provided by Yokohama City University Medical Center:
To clarify the 18F-fluoride uptake patterns associated with aseptic or septic loosening

Additional relevant MeSH terms:
Cariostatic Agents
Protective Agents
Physiological Effects of Drugs
Pharmacologic Actions

ClinicalTrials.gov processed this record on April 15, 2014