Hyperspectral fluorescence lifetime fibre probe spectroscopy for use in the study and diagnosis of osteoarthritis and skin cancer

Alex Thompson, Hugh Manning, Mikkel Brydegaard, Sergio Coda, Gordon Kennedy, Rakesh Patalay, Ulrika Waitong-Braemming, Pieter De Beule, Mark Neil, Stefan Andersson-Engels, Yoshifumi Itoh, Niels Bendsøe, Christopher Dunsby, Katarina Svanberg, Paul M. French

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

We present the application of two fibre-optic-coupled time-resolved spectrofluorometers and a compact steady-state diffuse reflected light/fluorescence spectrometer to in vivo and ex vivo studies of skin cancer and osteoarthritis. In a clinical study of skin cancer, 27 lesions on 25 patients were investigated in vivo before surgical excision of the region measured. Preliminary analysis reveals a statistically significant decrease in the autofluorescence lifetime of basal cell carcinomas compared to neighbouring healthy tissue. A study of autofluorescence signals associated with the onset of osteoarthritis indicates autofluorescence lifetime changes associated with collagen degradation.

Original languageEnglish
Title of host publicationOptical Biopsy IX
DOIs
Publication statusPublished - 2011
EventOptical Biopsy IX - San Francisco, CA, United States
Duration: 2011 Jan 242011 Jan 26

Publication series

NameProgress in Biomedical Optics and Imaging - Proceedings of SPIE
Volume7895
ISSN (Print)1605-7422

Conference

ConferenceOptical Biopsy IX
Country/TerritoryUnited States
CitySan Francisco, CA
Period2011/01/242011/01/26

Subject classification (UKÄ)

  • Cancer and Oncology

Free keywords

  • diffuse reflectance
  • fibre probe
  • fluorescence
  • fluorescence lifetime
  • osteoarthritis
  • skin cancer
  • spectrometer

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