๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-05-11

Evaluation of the ctDNA LUNAR Test in an Average Patient Screening Episode (NCT04136002)

๐Ÿ”ต Active, Not Recruiting Interventional Protocol ๐Ÿ“Š Observational Clinical Research Sponsor: Guardant Health, Inc.

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

The ECLIPSE (Evaluation of the ctDNA LUNAR test in an Average Patient Screening Episode) study is a prospective, observational multi-site study without randomization. The primary objective of the study is to evaluate the performance characteristics of a blood-based ctDNA LUNAR-2 test to detect colorectal cancer in a screen-relevant, average risk population.

Who can join: Review the eligibility criteria below.

Location: Pinnacle Research Group, LLC โ€” Anniston, Alabama

Age range: 45 Years to 84 Years

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (271 Sites)

Showing the first 25 of 271 sites.

  • Pinnacle Research Group, LLC โ€” Anniston, Alabama
  • Lakeview Clinical Research โ€” Guntersville, Alabama
  • Medical Affiliated Research Center โ€” Huntsville, Alabama
  • Jasper Summit Research LLC โ€” Jasper, Alabama
  • Hope Research Institute โ€” Chandler, Arizona
  • Southeast Valley Gastroenterology โ€” Chandler, Arizona
  • Prime Medical Group, LLC โ€” Gilbert, Arizona
  • Hope Research Institute โ€” Glendale, Arizona
  • GI Research Associates, LLC โ€” Phoenix, Arizona
  • "Forty-Third Medical Associates Absolute Clinical Research" โ€” Phoenix, Arizona
  • Del Sol Research Management, LLC โ€” Tucson, Arizona
  • Novak Clinical Research โ€” Tucson, Arizona
  • Del Sol Research Management, LLC โ€” Tuscon, Arizona
  • Preferred Research Partners, Inc โ€” Little Rock, Arkansas
  • Premier Gastroenterology โ€” Little Rock, Arkansas
  • Arkansas Gastroenterology โ€” North Little Rock, Arkansas
  • Associated Gastroenterology Medical Group โ€” Anaheim, California
  • InSite Digestive Health Care โ€” Arcadia, California
  • Gastroenterology โ€” Burlingame, California
  • Ventura County Gastroenterology Medical Group โ€” Camarillo, California
  • Hope Clinical Research โ€” Canoga Park, California
  • Alliance Research Institute โ€” Canoga Park, California
  • Gastro SB Clinic โ€” Chula Vista, California
  • Precision Research Institute โ€” Chula Vista, California
  • BG Clinical Research and affiliate of The Clinical Trials Network, LLC โ€” Encinitas, California

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—