circumflex occlusionelectrocardiographically silentevolving STEMInondiagnostic ECGOcclusion with less than 1mm ST Elevationposterior reperfusion T-waves3 Min Read Steve SmithonMarch 2, 2009 Circumflex Occlusion May be Subtle or Invisible on the ECG Case 1 Below are 2 cases of circumflex or obtuse marginal (branch of circumflex) occlusions showing how subtle they may be: A 52 y.o. male…