C773-char group
Secondary and unspecified malignant neoplasm of lymph nodes
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: malignant neoplasm of lymph nodes, specified as primary (C81-C86, C96.-)