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ThyroidNCT02776969

A Gene Hunting Study for Familial Papillary Thyroid Cancer

An observational study of Thyroid, run by Ohio State University Comprehensive Cancer Center at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The aim of this project is to identify genetic risk factors associated with familial papillary thyroid carcinoma (PTC). Papillary thyroid cancer is a type of cancer that shows high heritability. However, the specific genetic factors that cause an increased risk have been elusive. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Thyroid
How many people
1,200 participants
Where
1 siteUnited States
Study dates
5 Aug 1998to 9 Feb 2025
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: Families with at least 4 living individuals with a diagnosis of papillary thyroid carcinoma

Who may be able to join

  • Patients with a diagnosis of PTC and a family history of PTC in 3 or more living relatives
  • Affected and unaffected family members of the proband*
  • For familial cases (families with 4 or more cases of PTC), participation will be offered to all living family members with PTC or benign thyroid disease as well as selected unaffected first and second degree relatives. Participation may also be offered to spouses when needed for analyzing parent/offspring samples.

Who cannot join

  • Known germline predisposition (ex: pathogenic PTEN variant)
  • Non-English speaking

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Ohio State University Comprehensive Cancer Center

    Columbus, Ohio, 43210

Other trials in United States

About this study

Official title: A Strategy to Search for Genes Predisposing to Papillary Carcinoma of the Thyroid When Mutated

The aim of this project is to identify genetic risk factors associated with familial papillary thyroid carcinoma (PTC). Papillary thyroid cancer is a type of cancer that shows high heritability. However, the specific genetic factors that cause an increased risk have been elusive.

Read the detailed description

The aim of this project is to identify genetic risk factors associated with familial papillary thyroid carcinoma (PTC). This can be accomplished in several ways, including loss of heterozygosity studies as well as comparative gene expression analysis. When possible, linkage analysis on families with multiple individuals affected with PTC may also help identify the putative gene(s).

Study participants will be asked to:

  1. Complete family history and medical history questionnaires
  2. Sign a medical record release so that thyroid cancer pathology reports can be obtained
  3. Supply a blood or saliva sample for genetic studies
  4. Provide study related information to family members who are needed for family studies
Conditions
Thyroid
Keywords
Papillary Carcinoma, Gene Hunting, Familial
Medical subject headings
Thyroid Diseases, Carcinoma, Papillary

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Genetic variants associated with familial papillary thyroid cancer as assessed by multiple genetic testing methodologies

    Variants will be assessed for segregation within families, expression in the normal thyroid and/or thyroid cancer, and functional significance

    Measured: Up to 5 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 May 2016 (estimated)
  2. Study start5 Aug 1998
  3. Primary completion9 Feb 2025
  4. Study completion9 Feb 2025

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
1,200 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02776969
Sponsor's protocol ID
OSU-9812
Status last verified
Oct 2026
First submitted
12 May 2016
Last updated
8 Oct 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Thyroid, run by Ohio State University Comprehensive Cancer Center at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Oct 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Genetic variants associated with familial papillary thyroid cancer as assessed by multiple genetic testing methodologies (time frame: Up to 5 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Oct 2026.

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