Collaborative Stage Data Set - Revised 04/05/2013 FINAL

MyelomaPlasmaCellDisorder

Regional Nodes Positive

Note 1: Extraosseous plasmacytomas (9734), especially those in the respiratory tract, may metastasize to regional lymph nodes. Record the number of positive nodes.
Note 2: Use code 99, not applicable, for the following histologies: plasmacytoma, NOS (9731) and multiple myeloma (9732).

Code	Description
00	All nodes examined negative
01-89	1 - 89 nodes positive (code exact number of nodes positive)
90	90 or more nodes positive
95	Positive aspiration or core biopsy of lymph node(s)
97	Positive nodes - number unspecified
98	No nodes examined
99	Unknown if nodes are positive; not applicable Not documented in patient record Use for codes 9731(plasmacytoma, NOS) and 9732 (multiple myeloma)