Appropriately testing patients with intermediate risk for coronary artery disease: how well are we doing?

Area of Science:

• Cardiology
• Diagnostic Imaging
• Evidence-Based Medicine

Background:

• Effective cardiovascular risk assessment is crucial for managing stable coronary artery disease.
• Risk stratification tools help identify patients at intermediate to high risk for coronary events.
• These identified patients often require further non-invasive or invasive cardiovascular testing.

Purpose of the Study:

• To review evidence on risk stratification tools and non-invasive testing for intermediate-risk coronary artery disease patients.
• To propose a straightforward method for clinicians before ordering non-invasive cardiovascular tests.
• To address the issue of overtesting in myocardial perfusion imaging.

Main Methods:

• Literature review of PubMed and MEDLINE Central.
• Focus on studies and evidence concerning appropriate use criteria for radionuclide myocardial perfusion imaging.
• Synthesis of evidence to inform clinical decision-making.

Main Results:

• Overutilization of myocardial perfusion imaging is a documented issue in medical literature.
• Appropriate use criteria can significantly decrease unnecessary testing for suspected coronary artery disease.
• A 'Simple Steps to Follow' guide is proposed for clinicians.

Conclusions:

• Adherence to appropriate use criteria for radionuclide myocardial perfusion imaging is essential.
• The proposed 'Simple Steps to Follow' can help prevent overtesting.
• The guide targets primary care physicians and non-cardiologist specialists.