tumor marker
Malignancy blood signal
A tumor marker is a substance found in blood, urine, or tissue that indicates the possible presence of cancer.
These are typically proteins or other molecules produced by cancer cells or by the body in response to cancer.
Doctors use tumor markers to screen for disease, monitor treatment effectiveness, or detect recurrence: Her tumor marker levels dropped after chemotherapy.
Common examples include PSA for prostate cancer and CA-125 for ovarian cancer.
- biomarkerMeasurable biological health signal
- PSAFree civic advertisement
- blood testDiagnostic fluid analysis
- blood drawExtracting blood for testing
- lab resultsData from diagnostic analysis
screening · early stage · oncology · biopsy · diagnosis · prognosis · survival rate · antigen · protein · serum · cancer · malignant · elevated · false positive · detection · HER2 · laboratory · staging