Tests
Tumor marker tests
Tumor marker tests
Tests that can help assess treatment and follow-up.
Sources checked · Introductory guide
On this page
What does the test do?
Measures cancer-related markers in blood, urine or tissue.[1]
Understanding results
High levels do not prove cancer; normal levels do not rule it out.[1]
Before the test
Compare trends with imaging and symptoms; check preparation instructions.[1]
Questions for your care team
- How useful is this marker for my cancer?
Sources and scope
Source documents are in English.
Entries summarize and translate linked official public sources. The source-check date records when those sources were checked; it does not indicate a clinician’s review.
General information based on official public sources. This is not a complete list of uses or side effects. Individual treatment decisions require your care team and current source documents. US-source uses do not establish local approval or reimbursement.