They don't tend to look for the source once septicemia presents because it can life threatening if untreated. I'm going to try to talk to him, just so he knows I'm not upset with him. Mark was angry at me, he just needed something to blame. It's okay. Stress isn't good for Mark's heart, no. I've only ever seen him after his suicide attempts. It's confronting. They think he was psychotic just from how he was hysterical and not making much sense towards the end.