Using a Blood Test and Software Tool to Guide Treatment for Venous Thromboembolism
A Nonrandomized Trial Using DNA Liquid Biopsies to Guide Anticoagulation For Patients With Cancer-Associated Thromboembolism
1 other identifier
interventional
259
2 countries
8
Brief Summary
The purpose of this study is to find out whether a software tool, ctDNA/VTE (Venous Thromboembolism) risk score model, is an effective way to predict the likelihood of VTE coming back in people who have received anticoagulant treatment.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for not_applicable
Started Jan 2026
Longer than P75 for not_applicable
8 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 30, 2026
CompletedFirst Submitted
Initial submission to the registry
February 3, 2026
CompletedFirst Posted
Study publicly available on registry
February 10, 2026
CompletedPrimary Completion
Last participant's last visit for primary outcome
January 30, 2030
ExpectedStudy Completion
Last participant's last visit for all outcomes
January 30, 2030
May 5, 2026
May 1, 2026
4 years
February 3, 2026
May 4, 2026
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Cumulative incidence of recurrent Venous Thromboembolism/VTE
Evaluate the cumulative incidence of recurrent Venous Thromboembolism/VTE at 6 months following discontinuation of anticoagulation in participants with low risk DNA liquid biopsy-based model.
6 months
Study Arms (2)
High risk for recurrent Venous Thromboembolism/VTE
EXPERIMENTALParticipants with a ≤5% chance of Venous Thromboembolism/VTE according to the model will be designated "low risk" for the purposes of the study; all other participants will be considered "high risk.
Low-risk for recurrent Venous Thromboembolism/VTE
EXPERIMENTALParticipants with a ≤5% chance of Venous Thromboembolism/VTE according to the model will be designated "low risk" for the purposes of the study; all other participants will be considered "high risk.
Interventions
MSK-ACCESS is a ctDNA sequencing assay
Machine learning Venous Thromboembolism/VTE risk score mode
Eligibility Criteria
You may qualify if:
- Age ≥ 18 with a history of cancer-associated VTE (objectively confirmed symptomatic or incidental/unsuspected proximal lower-limb DVT, symptomatic pulmonary embolism \[PE\] or incidental PE in a segmental or more proximal pulmonary artery) and completion of between 3 and 12 months of anticoagulation with enoxaparin, dalteparin,rivaroxaban, or apixaban without current VTE-related symptoms (imaging to confirm resolution not required).
- Diagnosis of DVT requires evidence of one or more filling defects at compression ultrasonography, venography, CT venography, or MR venography involving at least the popliteal or more proximal veins.
- Diagnosis of PE requires an intraluminal filling defect in segmental or more proximal arteries.
- Diagnosis of one of the following solid tumors in either advanced (i.e. unresectable) stage or receiving systemic anticancer treatment within six weeks of enrollment (maintenance therapy included):
- breast cancer regardless of cytotoxic-chemotherapy status
- hepatobiliary cancer regardless of cytotoxic-chemotherapy status
- prostate cancer regardless of cytotoxic-chemotherapy status
- non-small cell lung cancer with cytotoxic-chemotherapy received within 30 days
- pancreatic cancer with cytotoxic-chemotherapy received within 30 days
- bladder cancer with cytotoxic-chemotherapy received within 30 days
- Signed and dated informed consent by study participant/Legally Authorized Representative (LAR).
You may not qualify if:
- Contraindication to ongoing anticoagulation
- Contraindication to discontinuation of anticoagulation (examples include but not limited to: known antiphospholipid syndrome or factor V leiden, active arterial thrombus, catheter-associated thrombus, on anticoagulation for atrial fibrillation or other non-oncologic reasons)
- History of major bleeding in the last six months (major bleeding defined as fatal bleeding, and/or symptomatic bleeding in a critical area or organ, such as intracranial, intraspinal, intraocular, retroperitoneal, intra-articular or pericardial, or intramuscular with compartment syndrome; bleeding that necessitates acute surgical intervention; bleeding causing a fall in hemoglobin levels of 1.24 mmol/L (2 g/dL or greater) or more; or bleeding leading to a transfusion of 2 U or more of whole blood or red cells).
- Known diagnosis of disseminated intravascular coagulation (DIC)
- Suspicion for tumor thrombus on the imaging leading to original diagnosis of VTE
- Enrolled in hospice care
- Currently has inferior vena cava (IVC) filter
- Diagnosis of an active hematologic malignancy
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (8)
Memorial Sloan Kettering Cancer Center Basking Ridge (All Protocol Activities)
Basking Ridge, New Jersey, 07920, United States
Memorial Sloan Kettering Monmouth (All Protocol Activities)
Middletown, New Jersey, 07748, United States
Memorial Sloan Kettering Bergen (All Protocol Activities)
Montvale, New Jersey, 07645, United States
Memorial Sloan Kettering Suffolk-Commack (Limited Protocol Activities)
Commack, New York, 11725, United States
Memorial Sloan Kettering Westchester (All Protocol Activities)
Harrison, New York, 10604, United States
Memorial Sloan Kettering Cancer Center (All Protocol Activites)
New York, New York, 10065, United States
Memorial Sloan Kettering Nassau (All protocol activities)
Rockville Centre, New York, 11553, United States
Royal North Shore Hospital, Australia
Sydney, 2065, Australia
Related Links
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Justine Jee, MD, PhD
Memorial Sloan Kettering Cancer Center
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- not applicable
- Allocation
- NON RANDOMIZED
- Masking
- NONE
- Purpose
- DIAGNOSTIC
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
February 3, 2026
First Posted
February 10, 2026
Study Start
January 30, 2026
Primary Completion (Estimated)
January 30, 2030
Study Completion (Estimated)
January 30, 2030
Last Updated
May 5, 2026
Record last verified: 2026-05
Data Sharing
- IPD Sharing
- Will share
Memorial Sloan Kettering Cancer Center supports the international committee of medical journal editors (ICMJE) and the ethical obligation of responsible sharing of data from clinical trials. The protocol summary, a statistical summary, and informed consent form will be made available on clinicaltrials.gov when required as a condition of Federal awards, other agreements supporting the research and/or as otherwise required. Requests for deidentified individual participant data can be made following one year after publication and for up to 36 months later. Deidentified individual participant data reported in the manuscript will be shared under the terms of a Data Use Agreement and may only be used for approved proposals. Requests may be made to: crdatashare@mskcc.org.