心磁图辅助缺血性心肌病风险评估专家共识（2026版）

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Expert Consensus on Magnetocardiography-Assisted Risk Assessment in Ischemic Cardiomyopathy（2026 Edition）

Commitee ofCardiac Electrophysiologyand Pacing，Sichuan Medical Association;Special Commiteeon Cardiac Rhythmology， Sichuan Research Association of Medical Digital Technology Application

【Abstract）IshemicardomopathyI），haracteredbyyocardialfibosisandsarfoatio，onstitutesiticalubatefor heartfailureandsuddencardiaceathRiskasessmntinICMpatientsisrechallengingcomparedtoodinarymyocadialichmiadueto the widespreadandcomplex electricallyunstablesubstrate.Traditionalmethodssuchascardiac magneticresonance imaging（CMRI）and conventionalelectrocardgra（ECG）havelimitationsidistinguishingetwn“completelyfibrotic"myocardumand“esidualelectrical activity"myocardium，whichcaneasilyleadtoriskmisjudgment.Asanon-invasivecardiacmagneticfieldmappingtechniquewithhigh spatiotemporalresolutioagetocadiogaphCG）ansstilyetecteakagneticsigalsfosaedyocardatilale QT-intervalageticiastigtlaoaatiospsiiseageocalsifor identifyingarhythmogenicsubstrateandasessingsuddendeathiskinICMpatientsAtoughevidenceforMCGapplicationinICMis accumulatingadddhicalitaddalliationfrmokaestllcingfoomesc relevantfieldshavedevelopedthisconsesusbasedonexistingevidenceandclinicalpracticeinChinacombinedwiththematureeprience inthe“xpertconsensusonclinicaldiagnosisofmyocardialischmiabymagnetocardiogaphy”andthe“Expertconsensusforthliical applicatiofmagnetocardographydiagnosingcoroarymicrovasculardisease（O5Edition）”.Thisconsesussystematicallelabateson thetechnicalpiplesoreameesfrvelssessetssoQntelkialalis”，ndsdg clinicalmanageetathwasfGingtrooteteientific，daddandgeouspatiofGinit risk assessment，and provide evidence-based basis for improving patient prognosis.

【Keywords】 Ischemic cardiomyopathy;Magnetocardiography;Risk assessment;QT interval;Arhythmia;Expert consensus

缺血性心肌病（ischemiccardiomyopathy，ICM）是心力衰竭与心源性猝死（suddencardiacdeath，SCD）的主要病因之一，其病理本质是心肌长期缺血导致的进行性纤维化与瘢痕形成[1]。（剩余9823字）