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Clinical trialNCT00693550CompletedObservational

Contact Allergies to Dental Metal as a Possible Risk Factor for Oral Cancer

SponsorMayo ClinicEnrollment115Head and Neck Cancer
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

RATIONALE: Gathering information about allergies to metals may help doctors learn whether having an allergy to metal used in dental work increases the risk of developing oral cancer. PURPOSE: This clinical trial is studying contact allergies to dental metal as a possible risk factor for oral cancer.

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Mayo Clinic

    Rochester, Minnesota, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study. It may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
31 Aug 2000
Primary completion
31 Jan 2009
Completion
31 Jan 2009
Last update posted
8 Jun 2011
Registered enrollment
115
Registry id
NCT00693550

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.