Identifying and definitional attributes
|Metadata item type:||Value Domain|
The International Union Against Cancer (UICC) TNM Classification of Malignant Tumours code set representing the size and extent of the primary tumour.
|Classification scheme:||International Union against Cancer (UICC) TNM Classification of Malignant Tumours 7th edition|
|Maximum character length:||4|
Collection and usage attributes
|Guide for use:|
Valid T codes from the current edition of the UICC TNM Classification of Malignant Tumours.
Record the stage in Arabic numerals and the appropriate upper or lower case alphabetic character omitting the prefix "T". For example, record stage T2a for lung cancer as "2a".
Record if the T stage value has a prefix of “c” or “p”; for example, record retinoblastoma T stage pT2b as “p2b”.
Refer to the TNM Supplement: A Commentary on Uniform Use, 3rd Edition for coding rules.
Source and reference attributes
|Reference documents:||Wittekind C et al (Editors) 2003. International Union Against Cancer (UICC): TNM supplement: A commentary on uniform use, 3rd edition. Wiley-Blackwell.|
|Related metadata references:|
Supersedes T stage (UICC TNM Classification of Malignant Tumours, 6th ed) code XX[X]
|Data elements implementing this value domain:|