🩺 パルスフィールドアブレーションの安全性に関する多施設研究
心房細動（AF）の治療において、パルスフィールドアブレーション（PFA）が注目されています。この技術は、従来のアブレーション方法に比べて安全性が高いとされていますが、実際の臨床データに基づく評価が必要です。今回は、4万人以上の患者を対象にしたPFAの安全性に関する多施設研究の結果を紹介します。
📝 研究概要
本研究は、アメリカにおけるPFAカテーテルの実際の使用状況と安全性を評価することを目的とした後ろ向き研究です。435の医療機関に対してデータ提出の依頼が行われ、102の施設が参加しました。対象となった患者は41,968人で、中央値68歳の患者が含まれています。
🔍 方法
参加施設は、患者の人口統計、手技の詳細、及び有害事象（AE）のデータを提出しました。主要な結果として、手技に関連する重大および軽微なAEの発生率が評価されました。
📊 主なポイント
| 項目 | 結果 |
|---|---|
| 参加施設数 | 102 |
| 治療患者数 | 41,968 |
| 中央値年齢 | 68歳 |
| 男性割合 | 56% |
| 初回アブレーション患者割合 | 73% |
| 重大AE発生率 | 0.63% |
| 軽微AE発生率 | 2.05% |
| 30日死亡率 | 0.04% |
🧠 考察
研究結果から、PFAは心房細動の治療において非常に安全な手法であることが示されました。重大な合併症の発生率は0.63%と低く、特に食道瘻や肺静脈狭窄の症例は報告されていませんでした。これにより、PFAが心筋組織の機能を優先してアブレーションを行うことができることが確認されました。
💡 実生活アドバイス
- 心房細動の治療を考えている方は、PFAを選択肢として検討してみてください。
- 医師と相談し、PFAのメリットとリスクについて十分に理解しましょう。
- 治療後のフォローアップを欠かさず行い、健康状態を常にチェックしてください。
⚠️ 限界/課題
本研究は後ろ向き研究であるため、データの収集方法や参加施設の偏りが影響を与える可能性があります。また、長期的な安全性や効果についてはさらなる研究が必要です。
🔚 まとめ
この研究は、4万人以上の患者を対象にしたPFAの安全性を示す重要なデータを提供しています。PFAは心房細動の治療において、安全性が高く、合併症のリスクが低いことが確認されました。今後もこの技術の普及と研究が期待されます。
🔗 関連リンク集
参考文献
| 原題 | Multicenter Study on the Safety of Pulsed Field Ablation in Over 40,000 Patients: MANIFEST-US. |
|---|---|
| 掲載誌(年) | J Am Coll Cardiol (2025 Nov 10) |
| DOI | pii: S0735-1097(25)10062-4. doi: 10.1016/j.jacc.2025.10.051 |
| PubMed URL | https://pubmed.ncbi.nlm.nih.gov/41389071/ |
| PMID | 41389071 |
書誌情報
| DOI | 10.1016/j.jacc.2025.10.051 |
|---|---|
| PMID | 41389071 |
| PubMed URL | https://pubmed.ncbi.nlm.nih.gov/41389071/ |
| 発行年 | 2026 |
| 著者名 | Turagam Mohit K, Aryana Arash, Day John D, Dukkipati Srinivas R, Hounshell Troy, Nair Devi, Natale Andrea, Weiner Stanislav, Cheung Jim W, Chinitz Larry, Cuoco Frank, Daccarett Marcos, Dandamudi Sanjay, Gambhir Alok, Gandhavadi Maheer, Kim Jamie, Metzl Mark D, Mikaelian Bradley, Peress Darren, Romero Jorge E, Sanchez Javier, Sandler David A, Shaik Naushad A, Shehata Michael, Siddique Sultan M, Singh Abhinav, Singleton Matthew J, Sundaram Sri, Vivas Yoel, Waks Jonathan W, Yamamura Kenneth H, Zipse Matthew, Ahn Joon, Al Chekakie Obadah, Ali Mahmoud, Ascandar Nameer, Bansal Sandeep, Beaser Andrew D, Bisla Jaskanwal, Brancato Scott, Callans David J, Chang-Sing Peter, Chothia Rashaad, Dell'Orfano Joseph, DeLurgio David B, Doshi Shephal K, Erickson Lynn, Gautam Sandeep, Gottipaty Venkateshwar, Goyal Sandeep, Gupta Sanjaya, Hajjari Jamal, Harding John D, Hennessey Jessica, Ho Huy, Ho Ivan, Hsu Jonathan C, Huang Henry D, Hutchinson Matthew, Kaplan Rachel, Karanam Sreekanth, Kaushik Nayanjyoti, Kenigsberg David N, Khan Arfaat, Knight Bradley, Leyton-Mange Jordan, Lim Bernard, Maglione Theodore J, Malik Bobby, McKillop Matthew, Mehlhorn Donald, Mehta Davendra, Mittal Suneet, Nilsson Kent R, Omotoye Samuel, Oral Hakan, Panikkath Ragesh, Patel Apoor, Perzanowski Christian, Rajendra Anil, Razminia Mansour, Saba Samir, Sanchez Jose M, Satti Danish Iltaf, Sawhney Navinder, Sharma Dinesh, Sheppard Robert, Singh Madhurmeet, Sra Jasbir, Stone James E, Sureddi Ravi, Taylor Matthew, Teigeler Todd L, Tholakanahalli Venkat, Trivedi Amar, Trulock Kevin M, Venkataraman Ganesh, Weitz Daniel, Williamson Brian D, Winters Stephen L, Wright Jennifer M, Wu Richard, Yoo David, Aizer Anthony, Alyesh Daniel Dan, Amado Luciano, Borne Ryan, Chalfoun Nagib, Chang David, Davis Megan, Ehdaie Ashkan, Gerczuk Paul Z, Lee Jefferson H, Michaud Gregory, Miyama Hiroshi, Mohanty Sanghamitra, Mora Luis, Mounir George, Nannapaneni Nischala, Nazari Jose, Peigh Graham, Sauer William H, Sidney Darren, Varughese Vivek, Tzou Wendy, Gurol Ugur, Reddy Vivek Y, MANIFEST-US Investigators |
| 著者所属 | Icahn School of Medicine at Mount Sinai, New York, New York, USA. / Mercy General Hospital, Sacramento, California, USA. / St Mark's Hospital HCA Healthcare, Salt Lake City, Utah, USA. / MercyOne Iowa Heart Center, West Des Moines, Iowa, USA. / St Bernard's Medical Center, Jonesboro, Arkansas, USA. / Texas Cardiac Arrhythmia Institute, St David's Medical Center, Austin, Texas, USA. / Christus Trinity Mother Frances Health System, Tyler, Texas, USA. / Weill Cornell Medicine/New York Presbyterian Hospital, New York, New York, USA. / NYU Langone Health, New York, New York, USA. / Trident Medical Center, Charleston, South Carolina, USA. / St Luke's Medical Center, Boise, Idaho, USA. / Frederik Meijer Heart and Vascular Institute, Corewell Health West, Grand Rapids, Michigan, USA. / Northside Hospital Cardiovascular Institute, Sandy Springs, Georgia, USA. / Overlake Medical Center, Bellevue, Washington, USA. / Cardiovascular Specialists of New England, Manchester, New Hampshire, USA. / Endeavor Health, Glenview, Illinois, USA. / University of Colorado, Colorado Springs, Colorado, USA. / Pima Heart Physicians, PC, Tucson, Arizona, USA. / Brigham and Women's Hospital, Boston, Massachusetts, USA. / Texas Cardiac Arrhythmia Dallas, Dallas, Texas, USA. / Oklahoma Heart Institute, Tulsa, Oklahoma, USA. / AdventHealth Orlando, Orlando, Florida, USA. / Cedars Sinai Smidt Heart Institute, Los Angeles, California, USA. / Prisma Health, Columbia, South Carolina, USA. / HCA Florida Bayonet Hospital, Hudson, Florida, USA. / WellSpan Health, York, Pennsylvania, USA. / AdventHealth Porter, Denver, Colorado, USA. / The Arrhythmia Center of South Florida, Delray Beach, Florida, USA. / Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA. / AdventHealth Tampa, Tampa, Florida, USA. / University of Colorado Anschutz Campus, Aurora, Colorado, USA. / Georgia Heart Institute, Northeast Georgia Health System, Gainesville, Georgia, USA. / AdventHealth Shawnee Mission, Merriam, Kansas, USA. / Aurora St Luke's Medical Center, Milwaukee, Wisconsin, USA. / HCA Florida Sarasota Doctors Hospital, Sarasota, Florida, USA. / Penn Medicine Lancaster General Health, Lancaster, Pennsylvania, USA. / University of Chicago Medicine, Chicago, Illinois, USA. / Dignity Health Heart Arrhythmia Center, Chandler, Arizona, USA. / Providence St Vincent Medical Center, Portland, Oregon, USA. / Cardiac Electrophysiology Section, Cardiovascular Medicine Division, Department of Medicine of the University of Pennsylvania, Philadelphia, Pennsylvania, USA. / Providence Santa Rosa Memorial Hospital, Santa Rosa, California, USA. / Department of Internal Medicine, St Joseph's Medical Center, Stockton, California, USA. / Central Maine Medical Center, Lewiston, Maine, USA. / Emory University School of Medicine, Atlanta, Georgia, USA. / Pacific Heart Institute, Santa Monica, California, USA. / Advocate Aurora Research Institute, Advocate Aurora Health, Milwaukee, Wisconsin, USA. / University of Missouri-Columbia, Columbia, Missouria, USA. / Medical University of South Carolina, Columbia, South Carolina, USA. / Piedmont Heart of Buckhead Electrophysiology, Piedmont Heart Institute, Atlanta, Georgia, USA. / Saint Luke's Mid-America Heart Institute, Kansas City, Missouri, USA. / Penn State Health Holy Spirit Medical Center, Camp Hill, Pennsylvania, USA. / Doylestown Hospital, Doylestown, Pennsylvania, USA. / Division of Cardiology, Department of Medicine, Columbia University Irving Medical Center, New York, New York, USA. / HCA Florida Citrus Hospital, Inverness, Florida, USA. / Keck Medical Center of USC, Los Angeles, California, USA. / University of California-San Diego, La Jolla, California, USA. / Rush University Hospital, Chicago, Illinois, USA. / Division of Cardiovascular Medicine, Department of Medicine, University of Arizona College of Medicine, Tucson, Arizona, USA. / Medical University of South Carolina, Charleston, South Carolina, USA. / PeaceHealth Sacred Heart Medical Center RiverBend, Springfield, Oregon, USA. / CHI Health Nebraska Heart Institute, Lincoln, Nebraska, USA. / Florida Heart and Vascular, Fort Lauderdale, Florida, USA. / Henry Ford Health, Detroit, Michigan, USA. / Northwestern University, Chicago, Illinois, USA. / Department of Cardiology, Maine Medical Center, Portland, Maine, USA. / Decatur Memorial Hospital, Decatur, Illinois, USA. / Rutgers Robert Wood Johnson Medical School, New Brunswick, New Jersey, USA. / HCA Florida Blake Hospital, Bradenton, Florida, USA. / Baptist Health System, Jacksonville, Florida, USA. / HCA Florida Largo Hospital, Largo, Florida, USA. / Mount Sinai Morningside, New York, New York, USA. / Valley Health System, Paramus, New Jersey, USA. / Piedmont Heart Institute, Athens, Georgia, USA. / Cleveland Clinic, Cleveland, Ohio, USA. / University of Michigan, Ann Arbor, Michigan, USA. / French Hospital Medical Center, San Luis Obispo, California, USA. / Houston Methodist DeBakey Heart and Vascular Center, Houston, Texas, USA. / Bay Area Cardiology, Tampa, Florida, USA. / Grandview Medical Center, Birmingham, Alabama, USA. / Northwestern Medicine, Palos Hospital, Palos Heights, Illinois, USA. / The University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA. / St Luke's Hospital, Chesterfield, Missouri, USA. / Johns Hopkins Hospital, Division of Cardiology, Baltimore, Maryland, USA. / Palomar Health Medical Group, Escondido, California, USA. / Division of Cardiology, Rooney Heart Institute at NCH Healthcare System, Naples, Florida, USA. / HCA Florida Northside Hospital, St Petersburg, Florida, USA. / UPMC Heart and Vascular Institute, UPMC Hamot, Erie, Pennsylvania, USA. / Aurora Cardiovascular and Thoracic Services, Aurora Sinai/Aurora St Luke's Medical Centers, Milwaukee, Wisconsin, USA. / North Mississippi Medical Center, Tupelo, Mississippi, USA. / PIH Good Samaritan Hospital, Los Angeles, California, USA. / Eastern Idaho Regional Medical Center, Idaho Falls, Idaho, USA. / Winchester Cardiology and Vascular Medicine, Winchester, Virginia, USA. / University of Minnesota, Minneapolis VA Medical Center, Minneapolis, Minnesota, USA. / Medical Center of the Rockies, Loveland, Colorado, USA. / Community Heart and Vascular Hospital, Indianapolis, Indiana, USA. / Colorado Heart and Vascular, Lakewood, Colorado, USA. / Holy Cross Health, Fort Lauderdale, Florida, USA. / Corewell William Beaumont University Hospital, Royal Oak, Michigan, USA. / Morristown Medical Center, Morristown, New Jersey, USA. / University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA. / University of Texas Southwestern Medical Center, Dallas, Texas, USA. / Huntington Memorial Hospital, Pasadena, California, USA. / HCA Healthcare West Florida Division, Tampa, Florida, USA. / Icahn School of Medicine at Mount Sinai, New York, New York, USA. Electronic address: vivek.reddy@mountsinai.org. |
| 雑誌名 | Journal of the American College of Cardiology |