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Evaluation of Pathwork Tissue of Origin (TOO) Test for Human Malignancies

This study has been completed.
Information provided by:
Stanford University Identifier:
First received: September 15, 2009
Last updated: March 26, 2010
Last verified: March 2010
The pathworks tissue of origin test is a microarray-based test with the goal of identifying the tissue of origin in patients with metastatic tumors of unknown primary site.

Condition Intervention
Neoplasm Metastasis Procedure: Pathwork TOO test

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: Evaluation of Pathwork Tissue of Origin (TOO) Test for Human Malignancies

Further study details as provided by Stanford University:

Biospecimen Retention:   Samples With DNA
a tissue biopsy specimen

Enrollment: 2
Study Start Date: February 2008
Study Completion Date: June 2009
Primary Completion Date: June 2009 (Final data collection date for primary outcome measure)

Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Patients with a diagnosis of malignancy

Inclusion Criteria:1 Subjects must be at least 18 years old. The TOO test is designed to determine the tissue of origin of common adult malignancies. There are no gender/ethnic restrictions.

2 Patients with a diagnosis of malignancy established by pathologic review of H&E staining of tumor biopsy or tumor resection without definitive determination of tissue of origin as assessed by the PI. Samples must have been obtained within three months of enrollment, or the patient must still be under active evaluation for tissue of origin at the time of enrollment. There are no limitations on prior therapy and time from last prior therapy.

3 Ability to understand and the willingness to sign a written informed consent document.

Exclusion Criteria:1 Patients under the age of 18 are excluded. There are no exclusions based on gender/ethnicity.

2 There are no exclusion requirements due to co-morbid disease or incurrent illness, as needed.

3 Pregnancy or nursing participants will not be excluded from the study.

4 Patients with a diagnosis of leukemia including acute myelogenous leukemia, acute lymphocytic leukemia, hairy cell leukemia, chronic myelogenous leukemia and chronic lymphocytic leukemia are excluded from enrollment on this study. The TOO test does not cover these diagnoses.

  Contacts and Locations
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Please refer to this study by its identifier: NCT00977639

United States, California
Stanford University School of Medicine
Stanford, California, United States, 94305
Sponsors and Collaborators
Stanford University
Principal Investigator: James L Zehnder Stanford University
  More Information

Responsible Party: James L Zehnder, Stanford University School of Medicine Identifier: NCT00977639     History of Changes
Other Study ID Numbers: SU-03072008-1032
Study First Received: September 15, 2009
Last Updated: March 26, 2010

Additional relevant MeSH terms:
Neoplasm Metastasis
Neoplastic Processes
Pathologic Processes processed this record on September 19, 2017