Aim. To study markers of renal dysfunction in relation to the likelihood of atrial fibrillation (AF) in patients after ST-segment elevated myocardial infarction (STEMI) undergoing primary percutaneous coronary intervention (PCI). Material and methods. https://www.nacrack.com/hot-savings-HiBoost-Home-15K-Smart-Link-F20G-5S-IoT-limited-super/