Cumulative Official WHO Updates to ICD 10 - 1996 - 2001

Neoplasms of sites prefixed by “peri”, “para”, “pre”, “supra”, “infra”, etc. or described as in the “area” or “region” of a site, unless these terms are specifically indexed, should be coded as follows: for morphological types classifiable to one of the categories C40, C41 (bone and articular cartilage), C43 ... ................
................