Cardiogenic shock due to Takotsubo cardiomyopathy associated with thyroid crisis: a case report.

Takotsubo cardiomyopathy and thyroid crisis can co-occur and present as cardiogenic shock. In the presence of severe cardiac dysfunction and untreated hyperthyroidism, nifekalant is an ideal option for the new onset of AF. The combination of heart failure treatment and antithyroid crisis drugs can effectively restore cardiac function and is associated with good clinical outcomes.