A 66-year-old woman with a history of hyperlipidemia presented to the emergency department after a epileptic seizure episode for nearly 1 min. She had a normal temperature, pulse rate was 77 beats/min, blood pressure was 85/40 mm Hg, and pulse oximetry was 92% on room air.She felt chest tightness when exercise for 1 week. Laboratory test was significant for cardiac troponin I level of 0.12 ng/ml, B-type natriuretic peptide lever of 866.96 pg/ml, D-dimer lever of 2520 ng/ml. She had a head computerized tomography of no cerebral hemorrhage or infarction.