{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,27]],"date-time":"2026-09-27T02:43:25Z","timestamp":1790477005474,"version":"4.1.0"},"reference-count":54,"publisher":"Oxford University Press (OUP)","issue":"1077","license":[{"start":{"date-parts":[[2017,8,1]],"date-time":"2017-08-01T00:00:00Z","timestamp":1501545600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/journals\/pages\/open_access\/funder_policies\/chorus\/standard_publication_model"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2017,8,1]]},"abstract":"<jats:sec>\n                  <jats:title>Objective:<\/jats:title>\n                  <jats:p>To assess whether a computer-aided, diagnosis (CAD) system can predict pathological Complete\u00a0Response (pCR) to neoadjuvant chemotherapy (NAC) prior to treatment using texture features.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods:<\/jats:title>\n                  <jats:p>Response to treatment of 44 patients was defined according to the histopatology of resected tumour and extracted axillary nodes in two ways: (a) pCR+ (Smith\u2019s Grade = 5) vs pCR\u2212 (Smith\u2019s Grade\u00a0&amp;lt;\u00a05); (b) pCRN+ (pCR+ and absence of residual lymph node metastases) vs pCRN\u2212. A CAD system was developed to: (i) segment the breasts; (ii) register the DCE-MRI sequence; (iii) detect the lesion and (iv) extract 27 3D texture features. The role of individual texture features, multiparametric models and Bayesian classifiers in predicting patients\u2019 response to NAC were evaluated.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results:<\/jats:title>\n                  <jats:p>A cross-validated Bayesian classifier fed with 6 features was able to predict pCR with a specificity of 72% and a sensitivity of 67%. Conversely, 2 features were used by the Bayesian classifier to predict pCRN, obtaining a sensitivity of 69% and a specificity of 61%.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusion:<\/jats:title>\n                  <jats:p>A CAD scheme, that extracts texture features from an automatically segmented 3D mask of the tumour, could predict pathological response to NAC. Additional research should be performed to validate these promising results on a larger cohort of patients and using different classification strategies.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Advances in knowledge:<\/jats:title>\n                  <jats:p>This is the first study assessing the role of an automatic CAD system in predicting the pathological response to NAC before treatment. Fully automatic methods represent the backbone of standardized analysis and may help in timely managing patients candidate to NAC.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1259\/bjr.20170269","type":"journal-article","created":{"date-parts":[[2017,7,14]],"date-time":"2017-07-14T11:27:49Z","timestamp":1500031669000},"source":"Crossref","is-referenced-by-count":29,"title":["A computer-aided diagnosis (CAD) scheme for pretreatment prediction of pathological response to neoadjuvant therapy using dynamic contrast-enhanced MRI texture features"],"prefix":"10.1093","volume":"90","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5052-8231","authenticated-orcid":false,"given":"Valentina","family":"Giannini","sequence":"first","affiliation":[{"name":"Department of Surgical Sciences, University of Torino , Turin , Italy"},{"name":"Department of Radiology, Candiolo Cancer Institute , Torino , 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