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Updated: Jun 2, 2026

In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography
08:13

In Vivo Quantitative Assessment of Myocardial Structure, Function, Perfusion and Viability Using Cardiac Micro-computed Tomography

Published on: February 16, 2016

Myocardial Perfusion SPECT Imaging in Patients after Percutaneous Coronary Intervention

Panagiotis Georgoulias1, Varvara Valotassiou, Ioannis Tsougos

  • 1Department of Nuclear Medicine, University Hospital of Larissa, Larissa, Greece.

Current Cardiology Reviews
|May 3, 2011
PubMed

Insights

Single photon emission computed tomography myocardial perfusion imaging (SPECT MPI) is valuable for assessing patients after percutaneous transluminal intervention (PCI) for coronary artery disease (CAD). It helps detect restenosis and guides long-term prognosis, though routine use is debated.

Area of Science:

  • Cardiology
  • Nuclear Medicine
  • Medical Imaging

Background:

  • Coronary artery disease (CAD) affects millions, with percutaneous transluminal intervention (PCI) being a common treatment.
  • Restenosis remains a significant limitation of PCI, necessitating effective post-intervention monitoring.
  • Single photon emission computed tomography myocardial perfusion imaging (SPECT MPI) is established for CAD diagnosis and risk stratification.

Purpose of the Study:

  • To evaluate the utility of SPECT MPI in assessing patients following PCI.
  • To highlight the role of SPECT MPI in differentiating post-PCI chest pain causes.
  • To discuss the value of SPECT MPI in detecting restenosis and guiding long-term patient management.

Main Methods:

  • Review of published data on SPECT MPI use in post-PCI patients.
  • Analysis of SPECT MPI's ability to assess myocardial damage, restenosis, and CAD progression.
  • Comparison of SPECT MPI with other diagnostic methods like exercise electrocardiography.

Main Results:

  • SPECT MPI provides crucial information for differentiating angina from other chest pain causes post-PCI.
  • It is effective in assessing peri-intervention myocardial damage and predicting/detecting restenosis.
  • SPECT MPI aids in evaluating intervention effects and long-term prognosis in CAD patients.

Conclusions:

  • SPECT MPI is a valuable tool for comprehensive assessment of patients after PCI.
  • Its application aids in risk stratification, restenosis detection, and prognosis prediction.
  • Despite demonstrated value, routine use of SPECT MPI post-PCI remains a subject of ongoing discussion.

Keywords:
Myocardial Perfusion Imaging (MPI)Percutaneous Coronary Intervention (PCI)Revascularization.SPECT

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