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N stage (UICC TNM Classification of Malignant Tumours, 8th ed) code X[XX]

Identifying and definitional attributes

Metadata item type:Help on this termValue Domain
METeOR identifier:Help on this term719698
Registration status:Help on this termHealth, Candidate 06/08/2019
Definition:Help on this term

The Union for International Cancer Control (UICC) TNM Classification of Malignant Tumours code set denoting the presence or absence of regional lymph node metastasis and describing the extent of lymph node metastasis.

Representational attributes

Classification scheme:Union for International Cancer Control (UICC) TNM Classification of Malignant Tumours 8th edition
Representation class:Help on this termCode
Data type:Help on this termString
Format:Help on this termX[XX]
Maximum character length:Help on this term3
Supplementary values:Help on this term
ValueMeaning
997Not applicable
998Unknown
999Not stated/inadequately described

Collection and usage attributes

Guide for use:Help on this term

Valid N 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 "N". For example, record stage N1b for malignant melanoma of the skin as "1b".

Record if the N stage value has a prefix of “c” or “p”. For example, record retinoblastoma N stage pN1 as “p1”.

Refer to the TNM Supplement: A Commentary on Uniform Use, 5th Edition for coding rules.

Source and reference attributes

Reference documents:Help on this term

Wittekind C et al (Editors) 2019. Union for International Cancer Control (UICC): TNM supplement: A commentary on uniform use, 5th edition. Wiley-Blackwell.

Relational attributes

Related metadata references:Help on this term

Supersedes N stage (UICC TNM Classification of Malignant Tumours, 7th ed) code X[XX] Health, Standard 07/12/2011

Data elements implementing this value domain:Help on this term

Person with cancer—regional lymph node metastasis status, N stage (UICC TNM Classification of Malignant Tumours, 8th ed) code X[XX] Health, Candidate 06/08/2019

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