* indicates required field
Length: 1
Source of Standard: SEER/CoC
Section Name: Cancer Identification
Record Types: A, M, C, I
XML NAACCR ID: laterality
Parent XML Element: Tumor
Alternate Names:
- Laterality at Diagnosis (SEER)
Required Status:
NPCR Collect: R - Required
CoC Collect: R - Required
SEER Collect: R - Required
CCCR Collect: R - Required
Description:
Code for the side of a paired organ, or the side of the body on which the reportable tumor originated. This applies to the primary site only.
Item Data Type:
digits
Allowable Values
0-5, 9
Codes:
0 |
Not a paired site |
|---|---|
1 |
Right: origin of primary |
2 |
Left: origin of primary |
3 |
Only one side involved, right or left origin unspecified |
4 |
Bilateral involvement at time of diagnosis, lateral origin unknown for a single primary; or both ovaries involved simultaneously, single histology; bilateral retinoblastomas; bilateral Wilms' tumors |
5 |
Paired site: midline tumor |
9 |
Paired site, but no information concerning laterality |