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Related Experiment Videos

PET in oncology: will it replace the other modalities?

C K Hoh1, C Schiepers, M A Seltzer

  • 1Department of Molecular and Medical Pharmacology, UCLA School of Medicine 90095-6942, USA.

Seminars in Nuclear Medicine
|April 1, 1997
PubMed
Summary

Positron Emission Tomography (PET) offers unique in vivo biochemical imaging for oncology. Despite advancements in other modalities, PET

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Area of Science:

  • Oncology
  • Medical Imaging
  • Nuclear Medicine

Background:

  • Medical imaging technology is rapidly evolving, necessitating a redefinition of the roles of various modalities.
  • Positron Emission Tomography (PET) has established clinical acceptance in oncology, supported by extensive research.
  • The full potential of PET for in vivo biochemical imaging in clinical settings remains underutilized.

Purpose of the Study:

  • To review the role of PET in comparison to other tumor imaging modalities.
  • To analyze reported literature on PET's efficacy in oncology.
  • To discuss the future of PET imaging, considering technical advancements in competing technologies.

Main Methods:

  • Literature review of studies comparing PET with conventional imaging over the last 3 years.

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  • Analysis of PET studies utilizing fluorine-18-labeled deoxyglucose (FDG) for tumor detection.
  • Discussion of whole-body PET (WB-PET) imaging contributions.

    • Main Results:

    • PET, particularly with FDG, demonstrates efficacy in detecting tumor foci across various neoplasms (e.g., thyroid, breast, lung, colorectal cancer).
    • PET aids in characterizing lesions, differentiating recurrence from treatment effects, staging, assessing disease extent, and monitoring therapy.
    • Nuclear imaging techniques possess significant adaptive advantages due to the unlimited potential for radiopharmaceutical development.

    Conclusions:

    • PET's unique capabilities extend beyond diagnostics to molecular medicine and genetics.
    • Successful imaging technologies must demonstrate improved patient outcomes.
    • Continued development of radiopharmaceuticals will enhance PET's future role in biologic imaging.