🏛️ Verified NIH Record • Updated 2026-01-27
Chronic Venous Thrombosis: Relief With Adjunctive Catheter-Directed Therapy (The C-TRACT Trial) (NCT03250247)
Chronic Venous Thrombosis: Relief With Adjunctive Catheter-Directed Therapy - The C-TRACT Trial
🔵 Active, Not Recruiting Observational / Diagnostic ⚙️ Medical Device Protocol Sponsor: Washington University School of Medicine
🩺 Plain-English Summary (8th-Grade Level)
The purpose of this study is to determine if the use of image-guided, endovascular therapy (EVT) is an effective strategy with which to reduce Post Thrombotic Syndrome (PTS) disease severity and improve quality of life in patients with established disabling iliac-obstructive post thrombotic syndrome (DIO-PTS).
Who can join: Review the eligibility criteria below.
Location: St. Joseph's Vascular Institute — Orange, California
Age range: 18 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (29 Sites)
Showing the first 25 of 29 sites.
- St. Joseph's Vascular Institute — Orange, California
- UCSF — San Francisco, California
- Yale New Haven Hospital — New Haven, Connecticut
- Christiana Care Hospital — Newark, Delaware
- Rush Medical Center — Chicago, Illinois
- University of Chicago — Chicago, Illinois
- NorthShore University Health System — Evanston, Illinois
- Northwestern University — Evanston, Illinois
- Indiana University — Indianapolis, Indiana
- University of Iowa — Iowa City, Iowa
- University of Maryland — Baltimore, Maryland
- University of Mississippi Medical Center — Jackson, Mississippi
- Washington University School of Medicine — St Louis, Missouri
- St. Elizabeth's Hospital — Lincoln, Nebraska
- New York University Medical Center — New York, New York
- New York Presbyterian-Weill Cornell Medicine — NewYork, New York
- University of Vermont Health Network - CVPH — Plattsburgh, New York
- Staten Island Hospital — Staten Island, New York
- University of North Carolina — Chapel Hill, North Carolina
- University Hospitals Cleveland Medical Center — Cleveland, Ohio
- Jobst Vascular Institute — Toledo, Ohio
- University of Oklahoma — Oklahoma City, Oklahoma
- Oregon Health & Sciences University — Portland, Oregon
- Thomas Jefferson University Hospital — Philadelphia, Pennsylvania
- Temple University — Philadelphia, Pennsylvania
💰 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.
More studies in Deep Vein Thrombosis
- BOLT: Study of the Indigo® Aspiration System When Used in Patients With Deep Vein Thrombosis — La Mesa, California
- Post-Market Celect Platinum Vena Cava Filter and Gunther Tulip Retrieval Set Study — Los Angeles, California
- Non-invasive Venous Air Plethysmography Assessment of Venous Hemodynamics in Patients Suspected Deep Venous Obstruction Used in Conjunction With Intermittent Pneumatic Compression. — Rochester, Minnesota
- Apixaban in Thrombocytopenia — Boston, Massachusetts
Explore by condition: All Deep Vein Thrombosis clinical trials
💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.