What is the clinical evidence from this study?

Study design: Observational. Population: Coronary artery disease (n=496). Intervention: Radionuclide angiocardiography vs. Exercise treadmill test. Primary outcome: Diagnosis of coronary artery disease.

September 1, 1981Circulation

Accuracy of diagnosis of coronary artery disease by radionuclide management of left ventricular function during rest and exercise.

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Key result

Rest and exercise radionuclide angiocardiography demonstrated a sensitivity of 90% and specificity of 58% for diagnosing coronary artery disease in patients with an optimal study.

Why the study?

Does rest and exercise radionuclide angiocardiography accurately diagnose coronary artery disease compared to exercise treadmill testing in patients with chest pain?

Population

496 patients who underwent cardiac catheterization for chest pain

Comparison

Rest and exercise radionuclide angiocardiography vs Exercise treadmill test and cardiac…

Design

Cross-sectional

Authors

RJRobert H. JonesElectrophysiology PMPatricia McEwanHealth Economics and Outcomes Research (United Kingdom)GNG E NewmanDuke Medical Center

Discussion

Member takes

Implication

May support ruling out CAD in optimal studies; leaves open prospective validation versus treadmill testing.

Study Design

Type

Observational (n=496)

Structured PICO

Does rest and exercise radionuclide angiocardiography accurately diagnose coronary artery disease compared to exercise treadmill testing in patients with chest pain?

Population

496 patients who underwent cardiac catheterization for chest pain.

Exposure

Rest and exercise radionuclide angiocardiography

Comparator

Exercise treadmill test (in a subset of 248 patients) and cardiac catheterization (reference standard)

Outcome

Diagnostic accuracy (sensitivity and specificity) for coronary artery diseasesurrogate

Rest and exercise radionuclide angiocardiography is highly sensitive but moderately specific for diagnosing coronary artery disease, making it suitable for high-prevalence populations.

Limitations

Sensitivity and specificity were lower in patients taking propranolol and in those who failed to achieve an adequate exercise end point.
Lower sensitivity and specificity in patients taking propranolol
Lower accuracy in patients failing to achieve an adequate exercise end point

Cite This Study

Jones et al. (1981) conducted an observational in Coronary artery disease (n=496). Radionuclide angiocardiography vs. Exercise treadmill test was evaluated on Diagnosis of coronary artery disease. Rest and exercise radionuclide angiocardiography demonstrated a sensitivity of 90% and specificity of 58% for diagnosing coronary artery disease in patients with an optimal study.

synapsesocial.com/papers/6a9d509f34685bd77029f9dc https://doi.org/10.1161/01.cir.64.3.586

Topics

Coronary CT angiography

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Accuracy of diagnosis of coronary artery disease by radionuclide management of left ventricular function during rest and exercise.

Discussion

Member takes

Implication

Study Design

Structured PICO

Limitations

Cite This Study

Topics

Accuracy of diagnosis of coronary artery disease by radionuclide management of left ventricular function during rest and exercise.

Discussion

Member takes

Implication

Study Design

Structured PICO

Limitations

Cite This Study

Also Consider

Topics

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