Histological Evaluation of Atrial Fibrillation Substrate Based on Atrial Septum Biopsy 4

Histological Evaluation of Atrial Fibrillation Substrate Based on Atrial Septum Biopsy 4 - Histological Evaluation of Atrial Fibrillation Substrate Based on Atrial Septum Biopsy 4

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000057035

Enrollment

600

Registered

2025-02-14

Start date

2024-12-05

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

atrial fibrillation

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who meet all of the following criteria. (1) Macroreentry atrial tachycardia, which is atrial fibrillation or a disease related to atrial fibrillation, during the period from the date of issuance of the manager's approval notice to December 31, 2027 Cases in which radiofrequency catheter ablation is performed for any of the following (except normal atrial flutter) (2) Age of majority or older.

Exclusion criteria

Exclusion criteria: Exclusion criteria: (1) Pregnant patients or patients who may be pregnant. (2) Cases with thrombus in the left atrium. (3) Patients with advanced valvular heart disease. (4) Patients after open-heart surgery (limited to atrial septostomy cases) (5) Other patients who are judged by the attending physician to be unable to participate in the study

Design outcomes

Primary

Measure	Time frame
Prevalence and prognosis of atrial amyloidosis	—

Countries

Japan

Contacts

Public ContactTAKANORI YAMAGUCHI

Saga University Department of Cardiovascular Medicine

takanori@cc.saga-u.ac.jp0952342364

Outcome results