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Updated: May 7, 2026

Hand-held Clinical Photoacoustic Imaging System for Real-time Non-invasive Small Animal Imaging
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Photoacoustic Imaging for Cancer Detection and Staging.

Mohammad Mehrmohammadi1, Soon Joon Yoon, Douglas Yeager

  • 1Department of Biomedical Engineering, University of Texas at Austin, Austin TX 78712, USA ; Department of Physiology and Biomedical Engineering, Mayo Clinic, Rochester, Minnesota 55901, USA.

Current Molecular Imaging
|September 14, 2013
PubMed
Summary
This summary is machine-generated.

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Photoacoustic imaging aids early cancer detection and staging. This technique, combined with ultrasound and targeted agents, offers advanced molecular-level cancer visualization, improving diagnosis and reducing mortality.

Area of Science:

  • Biomedical Imaging
  • Oncology
  • Medical Diagnostics

Background:

  • Cancer is a leading global cause of death, emphasizing the need for early detection to improve patient outcomes and reduce healthcare burdens.
  • Early cancer diagnosis significantly decreases mortality rates and associated healthcare costs.
  • Photoacoustic imaging (PAI) has emerged as a promising technology for cancer detection and staging over the last two decades.

Purpose of the Study:

  • To introduce the fundamental principles of photoacoustic imaging.
  • To review recent advancements in PAI for cancer diagnosis and staging.
  • To highlight PAI's potential in improving tumor diagnosis, detecting circulating tumor cells, and identifying metastatic lymph nodes.

Main Methods:

  • Review of scientific literature on photoacoustic imaging principles and applications in oncology.
Keywords:
Photoacoustic imagingcancerdiagnosisexogenous contrast agentsspectroscopystagingultrasound

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  • Discussion of PAI combined with ultrasound imaging.
  • Integration of molecular targeted contrast agents for enhanced imaging capabilities.

    • Main Results:

    • Photoacoustic imaging demonstrates significant capabilities in detecting cancerous cells and staging cancer.
    • The combination of PAI, ultrasound, and targeted contrast agents enables cellular and molecular level imaging of cancer.
    • PAI offers diverse opportunities for improved tumor diagnosis, detection of circulating tumor cells, and identification of metastatic lymph nodes.

    Conclusions:

    • Photoacoustic imaging is a rapidly developing modality with substantial potential for cancer diagnosis and staging.
    • Advanced PAI techniques, including molecular targeting, provide unprecedented insights into cancer at the cellular and molecular levels.
    • PAI represents a valuable emerging tool for enhancing oncological diagnostics and patient management.