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NAACCR Data Dictionary
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Version 25
Data Item #756: Tumor Size Summary

* indicates required field

Length: 3
Source of Standard: NPCR/CoC
Section Name: Stage/Prognostic Factors
Year Implemented: 2016
Version Implemented: 16
Record Types: A, M, C, I

XML NAACCR ID: tumorSizeSummary

Parent XML Element: Tumor

Required Status:

NPCR Collect: R - Required
CoC Collect: R - Required
SEER Collect: R - Required
CCCR Collect: . - No recommendations

Description:

This data item records the most accurate measurement of a solid primary tumor, usually measured on the surgical resection specimen.

Rationale:

Tumor size is one indication of the extent of disease. As such, it is used by both clinicians and researchers. Tumor size that is independent of stage is also useful for quality assurance efforts.

Item Data Type:

digits

Allowable Values

000-990, 998, 999

Codes:

See the most recent version of the STORE manual for additional instructions.

000

No mass/tumor found

001

1 mm or described as less than 1 mm (0.1 cm or less than 0.1 cm)

002-988

Exact size in millimeters (2mm-988mm) (0.2 cm to 98.8 cm)

989

989 millimeters or larger (98.9 cm or larger)

990

Microscopic focus or foci only and no size of focus is given

998

Alternate descriptions of tumor size for specific sites:

Familial/multiple polyposis:
-Rectosigmoid and rectum (C19.9, C20.9)
-Colon (C18.0, C18.2-C18.9)

If no size is documented:
Circumferential:
-Esophagus (C15.0-C15.5, C15.8, C15.9)

Diffuse; widespread: 3/4s or more; linitis plastica:
-Stomach and Esophagus GE Junction (C16.0-C16.6, C16.8, C16.9)

Diffuse, entire lung or NOS:
-Lung and main stem bronchus (C34.0-C34.3, C34.8, C34.9)

Diffuse:
-Breast (C50.0-C50.6, C50.8, C50.9)

999

Unknown; size not stated; Not documented in patient record; Size of tumor cannot be assessed; No excisional biopsy or tumor resection done; The only measurement(s) describes pieces or chips; Not applicable