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Table 1 Example of the semi-structured narrative prostate biopsy report

From: Using text mining techniques to extract prostate cancer predictive information (Gleason score) from semi-structured narrative laboratory reports in the Gauteng province, South Africa

Category

Biopsy report

Biopsy report

EPISODE NUMBER: ABC1234 CLINICAL HISTORY: A 67 YEAR OLD MALE PATIENT WITH A PSA OF 7.9 UG/L. PROSTATE BIOPSIES HAVE BEEN DONE. MACROSCOPY: SIXTEEN CORES OF TISSUE, THE LONGEST MEASURING 15MM AND THE SHORTEST MEASURING 7MM. PATHOLOGICAL DIAGNOSIS: PROSTATE CORE BIOPSIES SHOWING THE FOLLOWING FEATURES: AN INVASIVE PROSTATIC ADENOCARCINOMA. TWO CORES ARE INVOLVED AND < 5% OF THE TISSUE. GLEASON 4, 3. PERINEURAL AND LYMPHOVACULAR INVASION ARE NOT IDENTIFIED. IMMUNOHISTOCHEMISTRY: IN THE PRESENCE OF ADEQUATE POSITIVE CONTROLS, IMMUNOHISTOCHEMICAL STAINS HAVE BEEN DONE AND THE FOLLOWING RESULTS OBTAINED: P63 AND CK5/6: BASAL CELLS ARE NOT DEMONSTRATED IN THE ATYPICAL GLANDS

  1. The narrative biopsy report included the headings clinical history, macroscopy and pathological diagnosis
  2. PSA: prostate specific antigen MM: millimetre P63: Protein 63 CK5/6: Cytokeratin 5/6