Fibrinogen and Intracoronary Thrombus as Predictors of Major Adverse Cardiovascular Events In-Hospital in St-Elevation Myocardial Infarction (STEMI) Patients Undergoing Primary Percutaneous Coronary Intervention Kristianto Yusi Adiputra1*, I Made Junior Rina Artha2, and I Kadek Susila Surya Darma2 Abstract Background: Fibrinogen is an acute phase reactant involved in inflammation and coagulation