The cancer antigen 125 test returns a false positive if medical personnel administer it at certain times during the menstrual cycle. Pelvic inflammatory disease, liver disease, pregnancy, lupus or endometriosis can also ... More » Health Diagnostics & Imaging

As of 2012, the cancer antigen 125 or CA-125 is a blood test that can cost about $80, according to Fox News. This blood test, which measures the amount of the protein CA-125 in the blood, is often ordered for monitoring ... More » Health Diagnostics & Imaging

The CA-125 screening test measures the level of the protein CA-125 in the blood, and it is often used to monitor women who have been diagnosed with ovarian cancer, notes MedicineNet. It can be measured through a blood sa... More » Health Diagnostics & Imaging
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The results of the bilirubin test help determine if the liver is working properly, explains the American Association for Clinical Chemistry. Low bilirubin levels are not usually a cause for concern, but an elevated bilir... More » Health Diagnostics & Imaging

The hepatitis B core antibody test is used in comparison to the results of the hepatitis B surface antigen and hepatitis B surface antibody tests to determine if the infection is present or was present, according to the ... More » Health Diagnostics & Imaging