Effect of cardiac resynchronization therapy on coronary flow reserve, endotherial function, and cardiac autonomic function.

Effect of cardiac resynchronization therapy on coronary flow reserve, endotherial function, and cardiac autonomic function. - Effect of cardiac resynchronization therapy on coronary flow reserve, endotherial function, and cardiac autonomic function.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000007707

Enrollment

120

Registered

2012-04-10

Start date

2012-04-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

heart failure

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients with heart failure (NYHA III-IV, QRS >130 ms, left ventricular ejection fraction <0.35) who undergo CRT

Exclusion criteria

Exclusion criteria: patients with contraindication for ATP or phenylephrine

Design outcomes

Primary

Measure	Time frame
coronary flow reserve (CFR), cardiac autonomic function, endotherial function	—

Countries

Japan

Contacts

Public ContactKunio Yufu

Faculty of Medicine, Oita University Department of Cardiology

junkan@oita-u.ac.jp097-586-5797

Outcome results