🏛️ Verified NIH Record • Updated 2026-07-23

Screening for Colorectal Cancer in Older Patients (PLCO Screening Trial) (NCT01696981)

Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial

🔵 Active, Not Recruiting Observational / Diagnostic 🩺 Clinical Procedure Protocol Sponsor: National Cancer Institute (NCI)

🩺 Plain-English Summary (8th-Grade Level)

This clinical trial studies whether screening methods used to diagnose cancer of the prostate, lung, colon, rectum, or ovaries can reduce deaths from these cancers. Screening tests may help doctors find cancer cells early and plan better treatment for colorectal cancer.

Who can join: Review the eligibility criteria below.

Location: National Institutes of Health Clinical Center — Bethesda, Maryland

Age range: 55 Years to 74 Years

🧪 Interventions in This Study

  • Screening Questionnaire Administration (OTHER)
  • Sigmoidoscopy (PROCEDURE)

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (1 Sites)

  • National Institutes of Health Clinical Center — Bethesda, Maryland

💰 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 § 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.

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💡 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.
🏛️ View Official NIH Record ↗