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Sekundær forebyggelse af VTE hos patienter med kræft og kateterrelateret dyb venetrombose i øvre ekstremitet (STREAM-Line)

17. september 2026 opdateret af: Ottawa Hospital Research Institute

Sekundær forebyggelse af venøs tromboembolisme hos patienter med kræft og kateterrelateret dyb venetrombose i øvre ekstremitet (STREAM-Line Study)

This trial seeks to evaluate a management strategy after the acute treatment duration (≥ 3 months of therapeutic anticoagulation) for patients with cancer and catheter-related upper extremity deep vein thrombosis (DVT).

Studieoversigt

Detaljeret beskrivelse

The aim of the STREAM-Line Trial is to demonstrate that the STREAM-Line management strategy is safe after the acute treatment duration (≥ 3 months of therapeutic anticoagulation) in patients with cancer and catheter-related upper extremity DVT. Upon enrollment and during follow-up, patients will be managed with a prophylactic dose of apixaban (2.5 mg orally twice daily) as long as either a central venous catheter (CVC) or active cancer is present (STREAM-Line management strategy). Apixaban will be stopped at the time of CVC removal and when cancer is in remission. Day 90±14 and Day 180+14 follow-up visit procedures will be done by phone call or in person.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

330

Fase

  • Fase 4

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

  • Navn: Tzu-Fei Wang, MD, MPH
  • Telefonnummer: 73755 6137379988
  • E-mail: tzwang@toh.ca

Studiesteder

    • Ontario
      • Ottawa, Ontario, Canada, K1H 8L6
        • Rekruttering
        • The Ottawa Hospital
        • Kontakt:
      • Sault Ste. Marie, Ontario, Canada
        • Rekruttering
        • Sault Area Hospital
        • Kontakt:

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år og ældre (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

Adult patients (≥ 18 years old) with active cancer, defined as cancer (other than localized non-melanoma skin cancer) diagnosed or treated within 6 months, or the presence of metastatic, recurrent, or progressive malignancy, ongoing anticancer therapy, or hematological malignancy not in complete remission.

Objectively confirmed catheter-related upper extremity DVT and treated with any standard therapeutic anticoagulation (including LMWH dose reduction to 75% after the first month) for at least 3 months.

Able and willing to provide informed consent.

Exclusion Criteria:

Active bleeding or other reasons for which anticoagulation is contraindicated.

Other indications requiring ongoing therapeutic dose of anticoagulation as deemed necessary by treating physicians (such as atrial fibrillation, mechanical heart valve, etc.).

Anticoagulation has been permanently stopped or reduced to prophylactic dose for > 5 days prior to enrollment for any reasons.

Pregnancy or breast feeding in patients who are prescribed a direct oral anticoagulant.

Concomitant use of strong inhibitors or inducers of both cytochrome P450 3A4 and P-glycoprotein in patients who are prescribed a direct oral anticoagulant.

Cancer is in remission and CVC is removed prior to enrollment.

Requirement of dual antiplatelet therapies.

Platelet count < 50 x 109/L or creatinine clearance < 30 ml/min.

Life expectancy of less than 3 months.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: Apixaban

2.5 mg twice daily

Patients will be enrolled after at least 3 months of therapeutic anticoagulation for an acute catheter-related upper extremity DVT while they are treated with therapeutic anticoagulation as standard of care. After enrollment, patients will be managed with prophylactic dose of anticoagulation as long as either a CVC or active cancer is present. If cancer goes into remission, at the time of CVC removal, anticoagulation will be stopped, but patients will continue to be followed until the end of the study at 6 months.

Andre navne:
  • Apixaban

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Venous Thromboembolism (VTE) Rate
Tidsramme: 6 months

The rates of symptomatic, objectively confirmed new or recurrent major VTE (proximal upper or lower extremity DVT, segmental or larger pulmonary embolism (PE)) with corresponding 95% Confidence Interval (CI) at 6 months.

6 months

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Major Venous Thromboembolism (VTE) and Major bleeding Rate
Tidsramme: 3 months

Rates of new/recurrent symptomatic major VTE and major bleeding at 3 months.

3 months
New/recurrent symptomatic catheter-related upper extremity Deep Vein Thrombosis (DVT).
Tidsramme: 3 months and 6 months

New/recurrent symptomatic catheter-related upper extremity DVT.

3 months and 6 months
New incidental Venous Thromboembolism (VTE)
Tidsramme: 3 months and 6 months

New incidental VTE (PE or upper or lower extremity DVT), defined as VTE diagnosed on imaging studies obtained not for concern of VTE, such as cancer staging scans.

3 months and 6 months
New Deep Vein Thrombosis (DVT)
Tidsramme: 3 months and 6 months

New/recurrent any distal upper or lower extremity DVT or subsegmental PE.

3 months and 6 months
Superficial vein thrombosis of upper or lower extremities
Tidsramme: 3 months and 6 months

Superficial vein thrombosis of upper or lower extremities

3 months and 6 months
New unusual site Venous Thromboembolism (VTE)
Tidsramme: 3 months and 6 months

New unusual site VTE (such as splanchnic vein, cerebral vein, or gonadal vein thrombosis).

3 months and 6 months
Clinically Relevant Non-Major Bleeding (CRNMB) events
Tidsramme: 3 months and 6 months

CRNMB events by International Society on Thrombosis and Haemostasis (ISTH) criteria2 and composite major bleeding and CRNMB events.

3 months and 6 months
Arterial thromboembolic events
Tidsramme: 3 months and 6 months

Arterial thromboembolic events (objectively confirmed), including myocardial infarction, stroke, peripheral arterial disease, or other systemic arterial embolism.

3 months and 6 months
All-cause mortality
Tidsramme: 3 months and 6 months

All-cause mortality

3 months and 6 months
Correlative biomarkers
Tidsramme: 6 months

Correlative biomarkers at 6 months, while the exact list of correlative biomarkers is to be determined at the time of study completion, examples include D-dimer, P-selectin, prothrombin F1+F2, thrombin generation, etc.

6 months
Health-related quality of life using the EuroQoL-5D-5L Questionnaire
Tidsramme: 6 months

Health-related quality of life using EuroQoL-5D-5L (5Dimension- mobility, self-care, usual activities, pain/discomfort, and anxiety/depression and 5L- severity levels) questionnaires on enrollment and at 6 months. EQ-5D-5L index scores range from -0.59 to 1, where 1 is the best possible health state.

6 months

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Tzu-Fei Wang, MD, MPH, Ottawa Hospital Research Institute

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

19. december 2024

Primær færdiggørelse (Anslået)

1. oktober 2029

Studieafslutning (Anslået)

1. oktober 2029

Datoer for studieregistrering

Først indsendt

16. juli 2024

Først indsendt, der opfyldte QC-kriterier

16. september 2024

Først opslået (Faktiske)

19. september 2024

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

21. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

17. september 2026

Sidst verificeret

1. september 2026

Mere information

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