Data Last Updated: May 31, 2024

NAACCR Item #3942: CA 19-9 PreTX Lab Value

Item # Length Source of Standard Section Name Year Implemented Version Implemented XML NAACCR ID Parent XML Element
3942 6 NAACCR Stage/Prognostic Factors 2021 21 ca199PretxLabValue Tumor
Alternate Names
  • Carbohydrate Antigen 19-9 Pretreatment Lab Value
Required Status:

NPCR Collect: No recommendation
CoC Collect: Required, site specific
SEER Collect: Required
CCCR Collect: No recommendation

Description
Carbohydrate Antigen (CA) 19-9 Pretreatment Lab Value records the CA 19-9 value prior to treatment. CA 19-9 is a tumor marker that has prognostic significance for pancreatic cancer.
Rationale
CA 19-9 Pretreatment Lab Value is a strong predictor of resectability in the absence of metastatic disease. It is a new data item for cases diagnosed 01/01/2021+.
Allowable Values
0.0, 0.1-999.9, XXXX.1, XXXX.2, XXXX.3, XXXX.7, XXXX.8, XXXX.9, Blank
Codes
Code Description
0.0 0.0 Units/milliliter (U/ml) exactly
0.1-9999.9 0.1-9999.9 U/ml Exact value to nearest tenth in U/ml)
XXXX.1 10,000 U/ml or greater
XXXX.2 Lab value not available, physician states CA 19-9 is negative/normal
XXXX.3 Lab value not available, physician states CA 19-9 is positive/elevated/high
XXXX.7 Test ordered, results not in chart
XXXX.8 Not applicable: Information not collected for this case If this information is required by your standard setter, use of code XXXX.8 may result in an edit error.
XXXX.9 Not documented in medical record CA (Carbohydrate Antigen) 19-9 Pretreatment Lab Value not assessed or unknown if assessed
Blank Diagnosis year is prior to 2021
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.