Automated tuberculosis screening using image processing tools

B. Castaneda, N. G. Aguilar, J. Ticona, D. Kanashiro, R. Lavarello, L. Huaroto

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

We present a preliminary work as a proof of concept on how image processing algorithms can be applied to detect and diagnose Tuberculosis in microscopic images of sputum samples stained with the Ziehl-Neelsen method. 300 images were acquired at the Hospital Nacional Dos de Mayo and processed using edge detection and mathematical morphology to extract objects of interest. Bacilli are discriminated from these objects applying a classifier based on the Mahalanobis distance and using shape characteristics as features. Results show a specificity value over 90% which is close to previously reported attempts on samples processed with Auramine.

Original languageEnglish
Title of host publicationPan American Health Care Exchanges, PAHCE 2010
Pages111
Number of pages1
DOIs
StatePublished - 2010
EventPan American Health Care Exchanges, PAHCE 2010 - Lima, Peru
Duration: 15 Mar 201019 Mar 2010

Publication series

NamePan American Health Care Exchanges, PAHCE 2010

Conference

ConferencePan American Health Care Exchanges, PAHCE 2010
Country/TerritoryPeru
CityLima
Period15/03/1019/03/10

Keywords

  • Diagnosis
  • Image processing
  • Pattern recognition
  • Tuberculosis

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