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慢性閉塞性肺疾患における心電図変化とその気流制限との相関
B Dhanush1, S R Abinaya1, K V Gopalakrishnan2
1Department of General Medicine, Saveetha Medical College Hospital, Saveetha Institute of Medical and Technical Sciences, Chennai, India.
The Medical journal of Malaysia
|December 28, 2025
まとめ
慢性閉塞性肺疾患(COPD)患者では心電図(ECG)異常が一般的である。これらのECG変化は、COPDの重症度および肺機能障害と相関し、早期の心合併症検出に役立つ。
科学分野:
- 循環器学
- 呼吸器学
- 医療診断学
背景:
- 慢性閉塞性肺疾患(COPD)は、インドおよび世界で死因の上位を占める疾患です。
- COPDは、肺結核に次いで2番目に一般的な呼吸器疾患です。
- COPD患者における心疾患の早期特定は、呼吸器および心臓の両方の状態の管理を改善することができます。
研究 の 目的:
- COPD患者における心電図(ECG)変化を分析すること。
- COPDにおける心電図異常と気流制限との相関を調査すること。
主な方法:
- 50人のCOPD患者を対象とした前向き観察横断研究。
- 心電図記録は2年間(2019年12月~2021年6月)実施されました。
- 心電図記録には分光光度計を使用しました。
主要な成果:
- V6におけるRS(60%)、不完全右脚ブロック(40%)、QRSの右軸偏位(34%)が一般的な心電図所見でした。
- 心電図変化(P波軸、QRS、P波高、RV6高、RBBB)とFEV1/FVC比との間に有意な関連が見られました。
- 特定の心電図パラメータとFEV1との間に統計的に有意な相関が観察されました。
結論:
- 心電図変化はCOPD患者に蔓延しています。
- 特定の心電図異常は、COPDの重症度および肺機能障害と相関します。
- これらの所見を確認し、臨床診療を導くためには、さらなる研究が必要です。
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