Organization

Field Name

ID

Required

KCR

Tumor Marker 1 (TumorMarker1)

30340

no

NAACCR

Tumor Marker 1

1150

no


Field Length:  1

For cases diagnosed on or after January 1, 2004, tumor markers are collected in the Collaborative Stage Site Specific Factors fields and not in this data field. For earlier diagnoses, this table lists the site/histology for which tumor marker 1 is collected.

SITE/HISTOLOGY

MARKER #1

Breast (C50.0-C50.9)

Estrogen Receptor Assay (ERA)

Colorectal (C18.0-18.9, C19.9, C20.9)

Carcinoembryonic Antigen (CEA)

Liver (C22.0, C22.1)

Alpha Fetoprotein (AFP)

Neuroblastoma (9500/3)

Urine catecholamine

Ovary (C56.9)

Carbohydrate Antigen 125 (CA-125)

Prostate (C61.9)

Acid Phosphatase (PAP)

Testis (C62.0, C62.1, C62.9)

Alpha Fetoprotein (AFP)

Range 1            <1,000 ng/ml

Range 2            1,000  - 10,000 ng/ml

Range 3            > 10,000 ng/ml

Record the appropriate code as indicated below.

Code

Description

0

None done (test was not ordered and was not performed)

1

Positive/Elevated (breast and prostate only)

2

Negative/Normal

3

Borderline, undetermined whether positive or negative (breast and prostate only)

4

Range 1 (testis only, AFP, See Table)

5

Range 2 (testis only, AFP, See Table)

6

Range 3 (testis only, AFP, See Table)

8

Ordered, but results not in chart; or results not convertible to Range 1, 2, or 3

9

Unknown or no information (all sites other than those specified in the table)

Testicular Cancer

Acceptable codes for testicular cancer are 0, 2, 4, 5, 6, 8, and 9. For testis cases only, record alpha-fetoprotein (AFP) in Tumor Marker 1. If there are serial serum tumor markers, record the lowest (nadir) value of AFP after orchiectomy in the first course of treatment.