Comparison of diffuse optical tomography of human breast with whole-body and breast-only positron emission tomography

Soren D. Konecky, Regine Choe, Alper Corlu, Kijoon Lee, Rony Wiener, Shyam M. Srinivas, Janet R. Saffer, Richard Freifelder, Joel S. Karp, Nassim Hajjioui, Fred Azar, Arjun G. Yodh

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

We acquire and compare three-dimensional tomographic breast images of three females with suspicious masses using diffuse optical tomography (DOT) and positron emission tomography (PET). Co-registration of DOT and PET images was facilitated by a mutual information maximization algorithm. We also compared DOT and whole-body PET images of 14 patients with breast abnormalities. Positive correlations were found between total hemoglobin concentration and tissue scattering measured by DOT, and fluorodeoxyglucose (F18 -FDG) uptake. In light of these observations, we suggest potential benefits of combining both PET and DOT for characterization of breast lesions.

Original languageEnglish
Pages (from-to)446-455
Number of pages10
JournalMedical Physics
Volume35
Issue number2
DOIs
StatePublished - 2008

Bibliographical note

Funding Information:
The authors thank J. P. Culver for his initial work on the optical instrumentation, M. Grosicka-Koptyra for patient recruitment and measurement, and M. D. Schnall, M. A. Rosen, B. J. Czerniecki, and J. C. Tchou for patient recruitment. This research was supported by Grant Nos. NIH R01-CA75124, NIH R01 EB-002109, NTROI 1U54CA105480, NIH P01-CA85424, and DOE DE-FG02-88ER60642.

Keywords

  • Breast cancer
  • Breast imaging
  • Diffuse optical tomography
  • F fluorodeoxyglucose
  • Hypoxia
  • Near-infrared imaging
  • Positron emission tomography
  • Tumor metabolism

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