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Value of emergency cardiac enzymes: audit in a coronary care unit
F Lewis1, F Jishi, C E Sissons
1Department of Medicine, Maelor Hospital, Wrexham.
Insights
Implementing an emergency cardiac enzyme service significantly increased thrombolysis therapy for eligible heart attack patients. This audit-driven improvement ensured timely treatment without inappropriate interventions, enhancing patient care in coronary care units.
Area of Science:
- Cardiology
- Healthcare Management
- Clinical Audit
Background:
- Coronary care units (CCUs) face challenges in timely treatment of acute myocardial infarction.
- Medical audits are crucial for identifying areas for improvement in patient care pathways.
Purpose of the Study:
- To evaluate the impact of an emergency cardiac enzyme service on thrombolysis rates in a CCU.
- To assess the appropriateness of treatment decisions based on cardiac enzyme levels.
Main Methods:
- A medical audit was conducted in a district general hospital's CCU.
- An emergency cardiac enzyme service was introduced following the audit.
- Retrospective analysis of thrombolysis treatment rates before and after service implementation.
Main Results:
- Thrombolysis treatment increased from 73.7% to 91.2% for eligible patients (P = .05).
- No instances of inappropriate thrombolysis based on elevated cardiac enzymes were recorded.
- The introduction of the service demonstrated a statistically significant improvement in treatment delivery.
Conclusions:
- An emergency cardiac enzyme service is effective in improving thrombolysis rates for acute myocardial infarction.
- Clinical audit can drive the implementation of impactful services in CCUs.
- Rapid cardiac enzyme testing enhances appropriate and timely patient management in cardiac emergencies.
Abstract:
Medical audit in a district general hospital coronary care unit led to the introduction of an emergency cardiac enzyme service. 91.2% of patients eligible for thrombolysis therapy received treatment following this introduction compared to 73.7% before (P = .05). No patient was treated inappropriately on the basis of a raised cardiac enzyme.