Collaborative Stage

Collaborative Stage for TNM 7 - Revised 01/22/2010 [ Schema ]

CS Site-Specific Factor 25
Schema Discriminator

Note: For cases coded to primary site code C111 (Posterior wall of nasopharynx), code the specific site in which the tumor arose.

Code	Description	Schema
010	Posterior wall of nasopharynx Posterior wall of nasopharynx NOS	Nasopharynx
020	Adenoid Pharyngeal tonsil Nasopharyngeal tonsil	PharyngealTonsil
100	OBSOLETE DATA RETAINED V0200 C11.1 - originally coded in CSv1	Nasopharynx
	Blank for Nasopharynx cases which are C11.0, C11.2, C11.3, C11.8, C11.9	Nasopharynx