CA 15-3: A tumor marker most useful in following the course of treatment in women diagnosed with breast cancer, especially advanced breast cancer. CA 15-3 levels are rarely elevated in women with early stage breast cancer.
Cancers of the ovary, lung, and prostate may also raise CA 15-3 levels. Elevated levels of CA 15-3 may be associated with noncancerous conditions, such as benign breast or ovarian disease, endometriosis, pelvic inflammatory disease, and hepatitis. Pregnancy and lactation can also cause CA 15-3 levels to rise.
Overview of the CA 15-3 test, used to monitor response to treatment of invasive breast cancer
Cancer Antigen 15-3 (CA 15-3) is a blood test that is given during or after treatment for breast cancer. It is most useful in monitoring advanced breast ...
I am a 63 years old woman diagnosed with invasive lobular cancer stage 2 two and a half years back. I underwent chemotherapy and radiation therapy. I had a bit of chest ...
Describes when the CA 15-3 test is ordered, how the CA 15-3 is used, and what the results of a CA 15-3 test might mean
The most commonly used breast cancer mucin assay is designated CA 15.3. CA 15.3 is not specific for breast cancer because levels are also increased in patients with ...