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Related Concept Videos

Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

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Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
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Sensitivity, Specificity, and Predicted Value01:13

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In healthcare diagnostics, laboratory tests play a crucial role in identifying and diagnosing a wide range of medical conditions. However, interpreting test results is not always straightforward. An abnormal test result does not always confirm the presence of a disease, just as a normal result does not guarantee its absence. To assess the reliability of these diagnostic tools, healthcare practitioners rely on two key statistical indicators: sensitivity and specificity.
Sensitivity is the...
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Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
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Using Extraordinary Optical Transmission to Quantify Cardiac Biomarkers in Human Serum
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Developing a value proposition for high-sensitivity troponin testing.

Andrew St John1, Louise Cullen2, Paul Jülicher3

  • 1ARC Consulting, Perth, W Australia, Australia.

Clinica Chimica Acta; International Journal of Clinical Chemistry
|December 11, 2017
PubMed
Summary
This summary is machine-generated.

Laboratories can demonstrate value beyond test results by creating a value proposition for diagnostic assays. This approach details how tests like high-sensitivity troponin impact patient care and outcomes.

Keywords:
Acute coronary syndromeCost-effectivenessDiagnosticsHealth economicsTroponinValue proposition

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Area of Science:

  • Clinical Chemistry
  • Laboratory Medicine
  • Healthcare Management

Background:

  • Laboratories are shifting focus from solely providing high-quality test results to demonstrating broader service value.
  • A value proposition framework can articulate the impact of laboratory tests on clinical care and patient outcomes.

Purpose of the Study:

  • To apply the value proposition concept to high-sensitivity troponin assays for patients with suspected acute coronary syndrome.
  • To outline a structured approach for assessing the clinical utility and implementation of diagnostic interventions.

Main Methods:

  • Utilized a previously described framework and checklist to map the clinical pathway for high-sensitivity troponin assays.
  • Identified key literature evidence supporting the assay's use within the patient care process.
  • Defined measures for assessing the adoption and implementation of the intervention.

Main Results:

  • The value proposition framework was applied to high-sensitivity troponin assays, detailing their role in the acute coronary syndrome pathway.
  • Key evidence and implementation metrics were identified to support the assay's value.

Conclusions:

  • The value proposition concept, grounded in evidence-based medicine, enhances the perceived value of laboratory services.
  • Effective implementation requires collaboration between laboratories, clinicians, and stakeholders to optimize resource allocation and ensure pathway effectiveness.