Echocardiography in stress cardiomyopathy and acute LVOT obstruction
Anand Chockalingam1, Gong-Yuan Xie, Kevin C Dellsperger
1Division of Cardiovascular Medicine, Department of Internal Medicine, University of Missouri, Five Hospital Drive, CE306, Columbia, MO 65212, USA. chockalingama@health.missouri.edu
Insights
Takotsubo stress cardiomyopathy is increasingly recognized due to echocardiography. This review offers a diagnostic algorithm for managing this cardiac emergency, emphasizing echocardiography
Area of Science:
- Cardiology
- Cardiovascular Imaging
Background:
- Takotsubo stress cardiomyopathy (TSC) is frequently identified with increased echocardiography use.
- TSC mimics acute coronary syndrome, presenting potential acute complications like heart failure and arrhythmias.
Purpose of the Study:
- To review the clinical presentation of TSC.
- To propose a unified diagnostic algorithm for acute TSC management.
- To highlight echocardiography's role in diagnosing and managing TSC.
Main Methods:
- Review of clinical presentations of TSC.
- Development of a diagnostic algorithm for acute TSC.
- Emphasis on echocardiographic findings and interpretation in TSC.
Main Results:
- TSC shares initial symptoms with acute coronary syndrome.
- Acute TSC can lead to severe complications including heart failure, arrhythmias, and hypotension.
- Echocardiography is crucial for diagnosing and understanding TSC.
Conclusions:
- A unified diagnostic algorithm can aid cardiologists in managing TSC.
- Understanding echocardiographic nuances is key for expert management of TSC.
- Echocardiography plays a central role in the prompt recognition and management of this cardiac emergency.
Abstract:
Widespread use of echocardiography has contributed to more frequent recognition of takotsubo stress cardiomyopathy. Initial presentation is similar to acute coronary syndrome and the acute course can be complicated by heart failure, arrhythmias, dynamic left ventricular outflow tract obstruction, hypotension and death. We briefly review the clinical presentation and propose a unified diagnostic algorithm for cardiologists acutely managing this cardiac emergency. We highlight the central role of echocardiography and emphasize the nuances of this peculiar acute cardiomyopathy from an echocardiographers' perspective.
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