From incidental positron emission uptake to in-vivo phenotyping: a short history of positron emission tomography in the study of atherosclerosis and the vulnerable plaque - Scorecard - MDSpire

From incidental positron emission uptake to in-vivo phenotyping: a short history of positron emission tomography in the study of atherosclerosis and the vulnerable plaque

  • By

  • Retesh Bajaj

  • Ming Young Simon Wan

  • Kris Thielemans

  • Eren Ozan Bakır

  • Soe Maung

  • Akash Sivananthan

  • Tom Crake

  • Anthony Mathur

  • Ryo Torii

  • Andreas Baumbach

  • Ashley Groves

  • Christos V. Bourantas

  • July 8, 2026

  • 0 min

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Clinical Scorecard: The Evolution of Positron Emission Tomography: From Incidental Uptake to In-Vivo Phenotyping in Atherosclerosis and Vulnerable Plaque Research

At a Glance

CategoryDetail
ConditionAtherosclerosis
Key MechanismsMolecular imaging targeting pathobiological mechanisms such as macrophage activity, microcalcification, and angiogenesis.
Target PopulationPatients with atherosclerosis and cardiovascular disease.
Care SettingClinical imaging and research settings.

Key Highlights

  • PET imaging has evolved to assess vascular biology and atherosclerosis.
  • 18F-FDG is effective in detecting macrophage-rich inflammation.
  • 18F-NaF can detect active microcalcification and high-risk plaques.
  • Emerging tracers target various biological processes in plaque biology.
  • PET's application in cardiovascular disease remains predominantly investigational.

Guideline-Based Recommendations

Diagnosis

  • Use FDG-PET to assess vascular inflammation and atherosclerosis.

Management

  • Consider novel PET tracers for phenotyping atherosclerotic plaques.

Monitoring & Follow-up

  • Monitor disease progression using PET imaging techniques.

Risks

  • Address technical hurdles and limitations of PET imaging for clinical translation.

Patient & Prescribing Data

Individuals with suspected or diagnosed atherosclerosis.

PET imaging can guide the understanding of plaque biology and risk stratification.

Clinical Best Practices

  • Utilize PET imaging for in-vivo assessment of atherosclerosis.
  • Incorporate emerging PET tracers in research to enhance understanding of plaque dynamics.

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