Investigation of left atrial function by MRI for patients who underwent catheter ablation for atrial fibrillation

Investigation of left atrial function by MRI for patients who underwent catheter ablation for atrial fibrillation - Investigation of left atrial function by MRI for patients who underwent catheter ablation for atrial fibrillation

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000028470

Enrollment

Registered

2017-08-04

Start date

2017-08-04

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

Paroxysmal atrial fibrillation

Interventions

Catheter ablation Circumferential isolation or BOX isolation Catheter ablation BOX isolation

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients meeting the paroxysmal atrial fibrillation diagnostic criteria of the Japanese Cardiovascular Society guideline 2) Patients who aged 20 to over 80 years of age at the time of acquisition. 3) Patient who is not enforced catheter ablation for atrial fibrillation by the time of obtaining consent. 4) Patient who consented to the participation in this exam by written document.

Exclusion criteria

Exclusion criteria: 1) Patients contraindicated for MRI examination. 2) Patients complicated with congenital heart disease. 3) Person who judged ineligible due to judgment of examining physician.

Design outcomes

Primary

Measure	Time frame
Comparison of left atrial function before and 3 months and 6months after treatment	—

Secondary

Measure	Time frame
Comparison of maintaining sinus rhythm and BNP before and 3 months and 6months after treatment	—

Countries

Japan

Contacts

Public ContactMorio Ono

Showa University Northern Yokohama Hospital Cardiovasular catheter Lab

morio.ono@gmail.com045-949-7000

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026