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Frequency of silent myocardial ischemia following coronary stenting
S Kathiresan1, M K Jordan, G Gimelli
1Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston 02114, USA.
The American Journal of Cardiology
|October 26, 1999
Insights
Silent myocardial ischemia can occur in one third of patients after successful coronary stenting. Continuous electrocardiographic monitoring is crucial for detecting this condition post-procedure.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Electrophysiology
Background:
- Silent myocardial ischemia (SMI) is a significant concern in patients with coronary artery disease.
- Coronary stenting aims to restore blood flow but may be associated with postprocedural cardiac events.
- Early detection of ischemia is vital for preventing adverse cardiac outcomes.
Purpose of the Study:
- To investigate the incidence of silent myocardial ischemia in patients undergoing single-vessel coronary stenting.
- To assess the utility of 12-lead continuous electrocardiographic monitoring for detecting postprocedural ischemia.
Main Methods:
- 12-lead continuous electrocardiographic monitoring was employed.
- Patients undergoing single-vessel coronary stenting were included in the study.
- Angiographic success was confirmed prior to monitoring.
Main Results:
- A substantial proportion, one third of patients, exhibited silent myocardial ischemia.
- Ischemia was detected during the postprocedural period despite successful angiographic outcomes.
- Continuous ECG monitoring proved effective in identifying these subclinical ischemic events.
Conclusions:
- Silent myocardial ischemia is a frequent complication following single-vessel coronary stenting.
- Continuous electrocardiographic monitoring is a valuable tool for detecting postprocedural silent myocardial ischemia.
- These findings highlight the need for vigilant cardiac monitoring after coronary interventions.
Abstract:
To detect silent myocardial ischemia, 12-lead continuous electrocardiographic monitoring was performed in patients undergoing 1-vessel coronary stenting. Despite successful angiographic results, one third of the patients experienced silent myocardial ischemia during the postprocedural period.