Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed No phase listed Observational Accepts healthy volunteers

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

ClinicalTrials.gov ID: NCT00693550

Public ClinicalTrials.gov record NCT00693550. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 7, 2026, 6:50 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Oral Metal Contact Allergy: A Cause of Oral Squamous Cell Carcinoma?

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

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.

Study identification

NCT ID
NCT00693550
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Mayo Clinic
Other
Enrollment
115 participants

Conditions and interventions

Interventions

Other

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 31, 2000
Primary completion
Dec 31, 2008
Completion
Dec 31, 2008
Last update posted
Jun 7, 2011

2000 – 2009

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Mayo Clinic Rochester Minnesota 55905

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00693550, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 7, 2011 · Synced Sep 7, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00693550 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →