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Clinical molecular imaging.

Janet C Miller1, James H Thrall,

  • 1Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.

Journal of the American College of Radiology : JACR
|April 7, 2007
PubMed
Summary
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Molecular imaging enables in vivo sensing of molecular processes for disease diagnosis and monitoring. This review covers imaging agents, modalities like PET and MRI, and their applications in various diseases.

Area of Science:

  • Biomedical imaging
  • Molecular biology
  • Diagnostic medicine

Background:

  • Molecular imaging allows for in vivo sensing of molecular and cellular processes.
  • It maps specific molecules in living tissue, aiding disease diagnosis and monitoring.
  • This field has vast potential for advancing medical diagnostics.

Purpose of the Study:

  • To review the rapidly growing field of molecular imaging.
  • To discuss molecular imaging agents, modalities, and their applications.
  • To present the current status and future potential of molecular imaging in medicine.

Main Methods:

  • Review of molecular imaging agents and their categorization (Types A, B, C).
  • Discussion of various imaging modalities including PET, SPECT, MRI, optical, and ultrasound.

Related Experiment Videos

  • Analysis of modality advantages and disadvantages regarding resolution, sensitivity, and cost.

    • Main Results:

    • Molecular imaging agents have targeting and detectability components.
    • Different modalities offer varying spatial/temporal resolution, sensitivity, and cost.
    • Agents are classified by their interaction with the target: direct binding, activity-dependent accumulation, or target-activated detection.

    Conclusions:

    • Molecular imaging is a powerful tool for diagnosing and monitoring diseases.
    • Clinical and preclinical applications span cancer, neurological disorders, cardiovascular disease, and more.
    • It is crucial for monitoring gene and stem cell therapies.