Definition of CA 19-9 assay - NCI Dictionary of Cancer Terms

Page Options

	Quick Links


	Director's Corner Updates from the Director Dictionary of Cancer Terms Cancer-related terms NCI Drug Dictionary Definitions, names, and links Funding Opportunities Research and training NCI Publications Order/download free booklets Advisory Boards and Groups Information, meetings, reports Science Serving People Learn more about NCI Español Información en español

Questions about cancer?


	1-800-4-CANCER

	LiveHelp® online chat

	NCI Highlights


	Virtual and Standard Colonoscopy Both Accurate NCI Responds to Hurricanes The Nation's Investment in Cancer Research FY 2009 Cancer Trends Progress Report: 2007 Update Past Highlights

You CAN Quit Smoking Now!

Search for

Starts with

Contains

In English En español

CA 19-9 assay

A test that measures the level of CA 19-9 in the blood. CA 19-9 is a tumor marker released into the bloodstream from both cancer cells and normal cells. Higher than normal amounts of CA 19-9 in the blood can be a sign of gallbladder or pancreatic cancer or other conditions.

Previous Definitions:	bypass, C cell, c-ABL, c-erbB-2, c-kit receptor
Next Definitions:	CA-125, CAB, cachexia, CAD, cadmium