Many topics were conditions that can be reasons for transfusion: anemia [68]; heart attack [71]; blood disease (including blood cancers, chemotherapy, bone marrow transplant, neutropenia, thrombocytopenia, and pancytopenia) [68,72]; major surgery, vascular occlusion or repair, and gastrointestinal problems or bleeding [73]; and tPA to lyse thrombus, because antithrombotic treatment can cause bleeding [74]. The gene discussed is PLAT; the disease is myocardial infarction.