Good Day I Had A Emergency Pci And Angio About

Good day I had a emergency pci and angio about 6 weeks ago due to a stemmi heart attack the cardio dr inserted a stent I think in the lad. Tell me I have damage in the septum area and another place, now im having a bit more aurithmias then normal, is this still because of the damage or is it cause of inbalanced sodium or too much fisical stress or so, it only happens now and then tho