Regional Nodes Positive

This input is used for staging


**Note:** Record this field even if there has been preoperative treatment. See the [SEER Program Coding Manual]( for coding instructions.


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 medical record