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

28. mai 2026 oppdatert av: 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.

Studieoversikt

Studietype

Observasjonsmessig

Registrering (Antatt)

300

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiekontakt

Studer Kontakt Backup

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

  • Voksen
  • Eldre voksen

Tar imot friske frivillige

Nei

Prøvetakingsmetode

Ikke-sannsynlighetsprøve

Studiepopulasjon

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

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

Kohorter og intervensjoner

Gruppe / Kohort
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.

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
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
Tiltaksbeskrivelse
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

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Etterforskere

  • Hovedetterforsker: Josep Rodes Cabau, MD PhD, IUCPQ-UL

Publikasjoner og nyttige lenker

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Generelle publikasjoner

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Antatt)

5. juni 2026

Primær fullføring (Antatt)

5. juni 2029

Studiet fullført (Antatt)

5. juni 2034

Datoer for studieregistrering

Først innsendt

28. mai 2026

Først innsendt som oppfylte QC-kriteriene

28. mai 2026

Først lagt ut (Faktiske)

3. juni 2026

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

3. juni 2026

Siste oppdatering sendt inn som oppfylte QC-kriteriene

28. mai 2026

Sist bekreftet

1. mai 2026

Mer informasjon

Begreper knyttet til denne studien

Plan for individuelle deltakerdata (IPD)

Planlegger du å dele individuelle deltakerdata (IPD)?

NEI

IPD-planbeskrivelse

Individual participant data (IPD) will not be publicly shared due to patient confidentiality and privacy considerations, as well as institutional and ethical restrictions governing the use of clinical research data.

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

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