View Source

Organization	Field Name	ID	Required
KCR	LN Head and Neck Levels I-III	34073	yes
SEER	Lymph Nodes H&N Lev I-III	3876	yes

Note 1 Physician statement of Levels I-III lymph node involvement can be used to code this data item when no other information is available.

Note 2 Head and Neck Lymph Node Involvement is coded in the following data items

Note 3 Code the presence or absence of lymph node involvement for Levels I-III.

For more information on Levels I-III lymph nodes, see AJCC 8th edition, Chapter 5 Staging Head and Neck Cancers, Table 5.1

Note 4 Pathological information takes priority over clinical.

Note 5 If involved regional node levels are documented as a range, or if the involved nodes overlap multiple levels, code all levels specified.

Note 6 If information is available on some nodes, but the others are unknown, code what is known.

*Example* Multiple lymph nodes involved, level II documented, but the other levels not mentioned. Code 2 to indicate level II involvement.

Code	Description
0	No involvement in Levels I, II, or III lymph nodes
1	Level I lymph node(s) involved
2	Level II lymph node(s) involved
3	Level III lymph node(s) involved
4	Levels I and II lymph nodes involved
5	Levels I and III lymph nodes involved
6	Levels II and III lymph nodes involved
7	Levels I, II and III lymph nodes involved
8	Not applicable: Information not collected for this case (If this item is required by your standard setter, use of code 8 will result in an edit error)
9	Not documented in medical record Positive nodes, but level of positive node(s) unknown Lymph node levels I-III not assessed, or unknown if assessed