Observer variation in histological grading of breast cancer

Eur J Surg Oncol. 1989 Feb;15(1):21-3.


A multicentre study was conducted to assess the degree of agreement between pathologists grading breast tumours using the WHO criteria. Satisfactory correlation of grades was found to occur with observer variation of 21.9% on 874 tumours.

Publication types

  • Clinical Trial
  • Multicenter Study

MeSH terms

  • Breast Neoplasms / pathology*
  • Cell Transformation, Neoplastic / pathology
  • England
  • Female
  • Humans
  • Mitosis
  • Multicenter Studies as Topic
  • World Health Organization