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Management of acute chest pain: A major role for coronary CT angiography

J-M Pernès1, P Dupouy1, R Labbé1

  • 1Pôle cardiovasculaire interventionnel et d'imagerie, hôpital Privé Antony, rue Velpeau, 92160 Antony, France.

Diagnostic and Interventional Imaging
|March 14, 2015
PubMed

Insights

Coronary CT angiography is a cost-effective tool for diagnosing acute coronary syndrome in low-risk patients with acute chest pain. This imaging test helps emergency physicians accurately identify patients needing further cardiac evaluation.

Area of Science:

  • Cardiology
  • Emergency Medicine
  • Diagnostic Imaging

Background:

  • Acute chest pain (ACP) is common in emergency departments, often without clear cardiac indicators.
  • Differentiating low-risk patients from those developing acute coronary syndrome (ACS) presents a diagnostic challenge.

Purpose of the Study:

  • To evaluate the diagnostic utility of coronary CT angiography (CCTA) in patients with acute chest pain.
  • To determine the cost-effectiveness of integrating CCTA into diagnostic algorithms for suspected ACS.

Main Methods:

  • Review of diagnostic values of CCTA, including sensitivity and negative likelihood ratio.
  • Analysis of CCTA's integration into decision tree algorithms for ACP management.
  • Assessment of cost-effectiveness compared to other diagnostic strategies.

Main Results:

  • CCTA demonstrates high diagnostic accuracy with 96% sensitivity and a 0.09 negative likelihood ratio.
  • Integrating CCTA into a decision tree algorithm offers the best cost-effectiveness.
  • CCTA is indicated for ACP with inconclusive ECG, negative or equivocal troponin levels, and no other clear diagnosis.

Conclusions:

  • CCTA is a valuable non-invasive imaging test for excluding heart disease in ACP patients.
  • CCTA integration provides an efficient and cost-effective strategy for managing low-risk chest pain patients.
  • Optimal timing for CCTA is within 3 to 48 hours of initial consultation.

Keywords:
Acute coronary syndromeChest painCoronary CT angiography

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