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NAACCR Data Dictionary
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Version 26
Data Item #3929: Separate Tumor Nodules

* indicates required field

Length: 1
Source of Standard: NAACCR
Section Name: Stage/Prognostic Factors
Year Implemented: 2018
Version Implemented: 18
Record Types: A, M, C, I

XML NAACCR ID: separateTumorNodules

Parent XML Element: Tumor

Required Status:

NPCR Collect: . - No recommendations
CoC Collect: RS - Required, site specific
SEER Collect: RC - Collected by SEER from CoC-accredited hospitals
CCCR Collect: . - No recommendations

Description:

"Separate tumor nodules" refers to what is conceptually a single tumor with intrapulmonary metastasis in the ipsilateral (same) lung. Their presence in the same or different lobes of lung from the primary tumor affects the T and M categories.

Rationale:

This data item was previously collected for Lung, SSF# 1 and at least one standard setter is continuing to collect it.

Item Data Type:

digits

Allowable Values

0-4, 7-9

Codes:

0

No separate tumor nodules; single tumor only
Separate tumor nodules of same histologic type not identified/not present
Intrapulmonary metastasis not identified/not present
Multiple nodules described as multiple foci of adenocarcinoma in situ or minimally invasive adenocarcinoma

1

Separate tumor nodules of same histologic type in ipsilateral lung, same lobe

2

Separate tumor nodules of same histologic type in ipsilateral lung, different lobe

3

Separate tumor nodules of same histologic type in ipsilateral lung, same AND different lobes

4

Separate tumor nodules of same histologic type in ipsilateral lung, unknown if same or different lobe(s)

7

Multiple nodules or foci of tumor present, not classifiable based on notes 3 and 4

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
Primary tumor is in situ
Separate Tumor Nodules not assessed or unknown if assessed

Code Notes:

Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.