deltatrials
Completed NA INTERVENTIONAL 2-arm NCT03691870

Transvenous Approach for the Treatment of Cerebral Arteriovenous Malformations (TATAM)

Transvenous Approach for the Treatment of Cerebral Arteriovenous Malformations (TATAM): A Randomized Controlled Trial and Registry

Sponsor: Centre hospitalier de l'Université de Montréal (CHUM)

Conditions Arteriovenous Malformations, Cerebral Ruptured Brain Arteriovenous Malformation Unruptured Brain Arteriovenous Malformation
Interventions Standard Trans-Arterial Embolization (TAE) Trans-Venous Embolization (TVE)
Updated 13 times since 2018 Last updated: Jul 23, 2025 Started: Aug 2, 2018 Primary completion: Jan 24, 2025 Completion: Jul 23, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A NA clinical study on Arteriovenous Malformations, Cerebral and Ruptured Brain Arteriovenous Malformation, this trial is completed. The trial is conducted by Centre hospitalier de l'Université de Montréal (CHUM) and has accumulated 13 data snapshots since 2018. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Nov 2018 – ~Dec 2019 · 13 months · monthly snapshot~Dec 2019 – ~May 2020 · 5 months · monthly snapshot~May 2020 – ~Jun 2020 · 31 days · monthly snapshot~Jun 2020 – ~Jan 2021 · 7 months · monthly snapshot~Jan 2021 – ~Sep 2021 · 8 months · monthly snapshot~Sep 2021 – ~Sep 2022 · 12 months · monthly snapshot~Sep 2022 – ~Aug 2023 · 11 months · monthly snapshot~Aug 2023 – ~Apr 2024 · 8 months · monthly snapshot~Apr 2024 – ~Jul 2024 · 3 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Aug 2025 · 11 months · monthly snapshot~Aug 2025 – ~Sep 2025 · 31 days · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

13 versions recorded

  1. Sep 2025 — Present [monthly]

    Completed NA

  2. Aug 2025 — Sep 2025 [monthly]

    Completed NA

    Status: Active Not Recruiting → Completed

  3. Sep 2024 — Aug 2025 [monthly]

    Active Not Recruiting NA

  4. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting NA

  5. Apr 2024 — Jul 2024 [monthly]

    Active Not Recruiting NA

    Status: Recruiting → Active Not Recruiting

▶ Show 8 earlier versions

  1. Aug 2023 — Apr 2024 [monthly]

    Recruiting NA

  2. Sep 2022 — Aug 2023 [monthly]

    Recruiting NA

  3. Sep 2021 — Sep 2022 [monthly]

    Recruiting NA

  4. Jan 2021 — Sep 2021 [monthly]

    Recruiting NA

  5. Jun 2020 — Jan 2021 [monthly]

    Recruiting NA

  6. May 2020 — Jun 2020 [monthly]

    Recruiting NA

  7. Dec 2019 — May 2020 [monthly]

    Recruiting NA

    Phase: PHASE2 → NA

  8. Nov 2018 — Dec 2019 [monthly]

    Recruiting PHASE2

    First recorded

Aug 2018

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Centre hospitalier de l'Université de Montréal (CHUM)
Data source: Centre hospitalier de l'Université de Montréal (CHUM)

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations