From free-text electronic health records to structured cohorts: Onconum, an innovative methodology for real-world data mining in breast cancer.

Purpose: A considerable amount of valuable information is present in electronic health records (EHRs) however it remains inaccessible because it is embedded into unstructured narrative documents that cannot be easily analyzed. We wanted to develop and evaluate a methodology able to extract and structure information from electronic health records in breast cancer.

Methods: We developed a software platform called Onconum (ClinicalTrials.

Relevance of breast MRI in determining the size and focality of invasive breast cancer treated by mastectomy: a prospective study.

Background: The aim of this study was the evaluation of breast MRI in determining the size and focality of invasive non-metastatic breast cancers.

Methods: The prospective, single-centre study conducted in 2015 compared preoperative MRI with histological analysis of mastectomy.

Results: One hundred one mastectomies from 98 patients were extensively analysed.