First report of stent thrombosis after a switch therapy resulting from ticagrelor-related dyspnea

Abstract

Keyword: Acute coronary syndrome Stent thrombosis Ticagrelor Balloon angioplasty and subsequent stenting (a 2.4 mm × 18 mm sirolimus-eluting stent, EXCEL, JW, China) of the right coronary artery (RCA) lesion was performed with good angiographic results (Fig. 1B). He was discharged from the hospital on a regimen of aspirin (100 mg once daily) and ticagrelor (90 mg twice daily). Ten days later, the patients still complained of dyspnea and went to his local clinic. Ticagrelor was switched to clopidogrel 75 mg daily without loading dose. Clopidogrel therapy was commenced at about 12 h after the last dose of ticagrelor. Dyspnea was alleviated by the