Cancer Antigen (CA) 15-3

Fasting Required: No
Specimen: Blood
Results: 1-2 Business Days
Description: Cancer antigen (CA) 15-3 is a protein produced by normal and cancerous cells. It is typically used to monitor breast cancer progression and reoccurrence. CA 15-3 can also be elevated in some non-cancerous conditions such as liver disease, sarcoidosis, and lupus as well as other forms of cancer.