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Evaluation of a Management Algorithm for TAVI Patients With Concomitant Mitral or Tricuspid Regurgitation (MASTER-TAVI II)

28. maj 2026 opdateret af: Josep Rodes-Cabau

Evaluation of a Treatment Algorithm for the Management of TAVI Patients With Significant Concomitant Mitral or Tricuspid Regurgitation

Aortic stenosis is a condition in which the aortic valve becomes narrow and does not open properly, making it harder for the heart to pump blood to the body. Transcatheter aortic valve implantation (TAVI) is a minimally invasive procedure commonly used to treat this condition, especially in older patients or patients at high surgical risk.

Many patients undergoing TAVI also have leakage of the mitral valve and/or tricuspid valve. These valve problems can cause symptoms such as shortness of breath, fatigue, swelling, heart failure, and repeated hospitalizations. Patients with multiple valve diseases generally have worse outcomes and are more difficult to treat.

In some patients, mitral or tricuspid valve leakage improves after TAVI because the heart works better once the aortic valve has been treated. However, in other patients, the leakage remains severe and continues to affect their health and quality of life. New minimally invasive treatments are now available to repair or replace the mitral and tricuspid valves, but doctors still do not know the best order or timing for these procedures.

This study aims to evaluate a treatment algorithm for patients with severe aortic stenosis and significant mitral and/or tricuspid valve leakage. The proposed approach follows current clinical guidelines and uses a stepwise strategy. Patients will first undergo TAVI, followed by reassessment of the mitral and tricuspid valves. If important valve leakage persists after TAVI, additional minimally invasive procedures may be considered to treat the mitral or tricuspid valve.

The study will include patients with severe aortic stenosis and moderate-to-severe or severe mitral and/or tricuspid regurgitation. Researchers will collect information about patient symptoms, heart imaging results, procedures, hospitalizations, quality of life, and clinical outcomes during follow-up.

The main goal of the study is to evaluate whether this staged treatment approach is safe, feasible, and effective in improving patient outcomes. Researchers will also assess whether the strategy can reduce hospitalizations for heart failure and improve symptoms, daily functioning, and quality of life.

The results of this study may help doctors better manage patients with multiple valve diseases and provide a more personalized and structured treatment approach for this complex group of patients.

Studieoversigt

Undersøgelsestype

Observationel

Tilmelding (Anslået)

300

Kontakter og lokationer

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Studiekontakt

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Deltagelseskriterier

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Berettigelseskriterier

Aldre berettiget til at studere

  • Voksen
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Prøveudtagningsmetode

Ikke-sandsynlighedsprøve

Studiebefolkning

The study population will consist of adult patients with severe symptomatic aortic stenosis undergoing transcatheter aortic valve implantation (TAVI) who also present with significant concomitant mitral regurgitation and/or tricuspid regurgitation. The study will mainly include elderly patients and patients considered at intermediate, high, or prohibitive surgical risk for conventional open-heart surgery.

Eligible participants will have moderate-to-severe or severe mitral and/or tricuspid valve regurgitation identified by echocardiography before TAVI. Patients will be evaluated and treated according to a staged transcatheter treatment algorithm based on current clinical guidelines and the evolution of valve disease following TAVI.

Beskrivelse

Inclusion Criteria:

  • Age >18 years.
  • Patients with severe AS undergoing transarterial TAVI.
  • Concomitant significant MR and/or TR (≥3+).

Exclusion Criteria:

  • Life expectancy <1 year due to noncardiac conditions.
  • Any prior mitral or tricuspid valve surgery.
  • Echocardiographic evidence of intracardiac mass, thrombus, or vegetation.
  • Active endocarditis.
  • Subjects in whom transesophageal echocardiography is contraindicated or high risk.

Studieplan

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

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

Kohorter og interventioner

Gruppe / kohorte
Concomitant isolated MR - 3+ or 4
Patients with severe aortic stenosis (AS) and significant mitral regurgitation (MR) undergoing TAVI followed, if needed, by mitral intervention (M-TEER).
Concomitant isolated TR - 3+ to 5
Patients with severe AS and significant tricuspid regurgitation (TR) undergoing TAVI followed, if needed, by tricuspid intervention (T-TEER).
Concomitant MR and TR
Patients with severe AS, MR, and TR undergoing staged triple-valve transcatheter therapy.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: Minimum of 1 year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at a minimum of 1 year following the TAVI procedure
Minimum of 1 year

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: 1 Year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at 1-year follow-up.
1 Year
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: 2 year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at 2-year follow-up
2 year
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: 3 year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at 3-year follow-up.
3 year
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: 4 year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at 4-year follow-up.
4 year
All-cause mortality or re-hospitalization for worsening heart failure
Tidsramme: 5 year
Composite of all-cause mortality or re-hospitalization for worsening heart failure at 5-year follow-up.
5 year
All-cause mortality
Tidsramme: 1 year
All-cause mortality at 1 year
1 year
All-cause mortality
Tidsramme: 2 year
All-cause mortality at 2 year
2 year
All-cause mortality
Tidsramme: 3 year
All-cause mortality at 3 year
3 year
All-cause mortality
Tidsramme: 4 year
All-cause mortality at 4 year
4 year
All-cause mortality
Tidsramme: 5 year
All-cause mortality at 5 year
5 year
Heart failure re-hospitalization
Tidsramme: 1 year
Heart failure re-hospitalization at 1 year
1 year
Heart failure re-hospitalization
Tidsramme: 2 year
Heart failure re-hospitalization at 2 year
2 year
Heart failure re-hospitalization
Tidsramme: 3 year
Heart failure re-hospitalization at 3 year
3 year
Heart failure re-hospitalization
Tidsramme: 4 year
Heart failure re-hospitalization at 4 year
4 year
Heart failure re-hospitalization
Tidsramme: 5 year
Heart failure re-hospitalization at 5 year
5 year
Cardiovascular mortality
Tidsramme: 1 year
Cardiovascular mortality at 1 year
1 year
Cardiovascular mortality
Tidsramme: 2 year
Cardiovascular mortality at 2 year
2 year
Cardiovascular mortality
Tidsramme: 3 year
Cardiovascular mortality at 3 year
3 year
Cardiovascular mortality
Tidsramme: 4 year
Cardiovascular mortality at 4 year
4 year
Cardiovascular mortality
Tidsramme: 5 year
Cardiovascular mortality at 5 year
5 year
All-cause mortality or heart failure re-hospitalization
Tidsramme: 1 year
Evaluation of the composite outcome (all-cause mortality or heart failure re-hospitalization) at 1-year follow-up compared with a historical cohort.
1 year
MR severity
Tidsramme: 1 year
MR severity at 1 year
1 year
MR severity
Tidsramme: 2 year
MR severity at 2 year
2 year
MR severity
Tidsramme: 3 year
MR severity at 3 year
3 year
MR severity
Tidsramme: 4 year
MR severity at 4 year
4 year
MR severity
Tidsramme: 5 year
MR severity at 5 year
5 year
TR severity
Tidsramme: 1 year
TR severity at 1 year
1 year
TR severity
Tidsramme: 2 year
TR severity at 2 year
2 year
TR severity
Tidsramme: 3 year
TR severity at 3 year
3 year
TR severity
Tidsramme: 4 year
TR severity at 4 year
4 year
TR severity
Tidsramme: 5 year
TR severity at 5 year
5 year
LVEF
Tidsramme: 1 year
LVEF at 1 year
1 year
LVEF
Tidsramme: 2 year
LVEF at 2 year
2 year
LVEF
Tidsramme: 3 year
LVEF at 3 year
3 year
LVEF
Tidsramme: 4 year
LVEF at 4 year
4 year
LVEF
Tidsramme: 5 year
LVEF at 5 year
5 year

Samarbejdspartnere og efterforskere

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

Efterforskere

  • Ledende efterforsker: Josep Rodes Cabau, MD PhD, IUCPQ-UL

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Generelle publikationer

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 (Anslået)

5. juni 2026

Primær færdiggørelse (Anslået)

5. juni 2029

Studieafslutning (Anslået)

5. juni 2034

Datoer for studieregistrering

Først indsendt

28. maj 2026

Først indsendt, der opfyldte QC-kriterier

28. maj 2026

Først opslået (Faktiske)

3. juni 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

3. juni 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

28. maj 2026

Sidst verificeret

1. maj 2026

Mere information

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