Kumaran, ThiruthaniDamodaran, SrinathSingh, Akshaya PratapKanchi, Muralidhar2023-07-142023-07-142023-06Kumaran Thiruthani, Damodaran Srinath, Singh Akshaya Pratap, Kanchi Muralidhar. Intraoperative Cardiac Arrest due to Allergic Acute Coronary Syndrome (Kounis syndrome) Triggered by Cephalosporin. International Journal of Medical Research & Health Sciences. 2023 Jun; 26(2): 219-2220974-51810971-9784http://imsear.searo.who.int/handle/123456789/219302An acute coronary syndrome due to mast?cell activation in the presence of an allergen is known as Kounis Syndrome (KS). This relatively new entity of KS is being increasingly recognized among allergists, cardiologists, and emergency physicians; however, it is not well?known among anesthesiologists. We report here, a case of type 2 KS due to antibiotic administration causing sudden perioperative cardiac arrest.Allergyallergic myocardial infarctionanaphylaxiscardiac arrestKounis SyndromeJournal ArticleIndiaDepartment of Cardio?Thoracic SurgeryAnaesthesia and Intensive Care, Narayana Institute of Cardiac Sciences, Narayana Health City, Bangalore, Karnataka, India