Investigating the genetics of appendix cancer

Genetics of Appendix Cancer: The GAP Study

Observational Vanderbilt-Ingram Cancer Center · NCT05734430

This study is trying to find out how genetics might play a role in appendix cancer by following adults with the disease for up to six years.

Quick facts

Study typeObservational
Enrollment700 (estimated)
Ages18 Years and up
SexAll
SponsorVanderbilt-Ingram Cancer Center Academic / other
Locations1 site (Nashville, Tennessee)
Trial IDNCT05734430 on ClinicalTrials.gov

What this trial studies

The Genetics of Appendix Cancer (GAP) Study is a prospective cohort study that aims to explore genetic variations linked to appendix cancer in adults aged 18 and older. Participants diagnosed with appendix cancer will be recruited and followed for up to six years, during which their hereditary factors, tumor characteristics, and clinical outcomes will be analyzed. The study will also involve collecting biospecimens and comprehensive data to enhance understanding of this rare cancer type.

Who should consider this trial

Good fit: Ideal candidates include adults aged 18 and older with a confirmed diagnosis of appendix cancer in the United States.

Not a fit: Patients who are pregnant, unable to provide informed consent, or do not speak English may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved understanding of genetic factors in appendix cancer, potentially guiding personalized treatment strategies.

How similar studies have performed: While the study focuses on a rare cancer type, similar genetic studies in other cancers have shown promise in identifying hereditary factors and improving patient outcomes.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

GAP Social

* Known diagnosis of appendix cancer in the United States
* Mentally and physically able to consent and participate in the study

GAP Vanderbilt

* Known diagnosis of appendix cancer
* Diagnosed by and/or consulting with a physician/clinical provider participating in the GAP Study
* Mentally and physically able to consent and participate in the study

GAP Parent

* Biological parents (mother and/or father) of individuals actively participating in the GAP Study
* Residing in the United States
* Mentally and physically able to consent and participate in the study

Exclusion Criteria:

* Women pregnant at the time of consent
* Prisoners
* Unable to provide informed consent
* Unable to read, write, or complete questionnaires in English

Where this trial is running

Nashville, Tennessee

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Appendix CancerAppendiceal CancerAppendiceal NeoplasmsAppendiceal Mucinous NeoplasmAppendiceal AdenocarcinomaAppendiceal Carcinoid TumorAppendiceal Neoplasm Malignant SecondaryAppendix Adenocarcinoma
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.