Deriving clinical query patterns from medical corpora using domain ontologies

  • Authors:
  • Pinar Oezden Wennerberg;Paul Buitelaar;Sonja Zillner

  • Affiliations:
  • Siemens AG, Munich, Germany;DERI - National University of Ireland, Galway, Ireland;Siemens AG, Munich, Germany

  • Venue:
  • WBIE '09 Proceedings of the Workshop on Biomedical Information Extraction
  • Year:
  • 2009

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Abstract

For an effective search and management of large amounts of medical image and patient data, it is relevant to know the kind of information the clinicians and radiologists seek for. This information is typically represented in their queries when searching for text and medical images about patients. Statistical clinical query pattern derivation described in this paper is an approach to obtain this information semi-automatically. It is based on predicting clinical query patterns given medical ontologies, domain corpora and statistical analysis. The patterns identified in this way are then compared to a corpus of clinical questions to identify possible overlaps between them and the actual questions. Additionally, they are discussed with the clinical experts. We describe our ontology driven clinical query pattern derivation approach, the comparison results with the clinical questions corpus and the evaluation by the radiology experts.