Normal Reference Ranges
Adult
< 30 U/mL
Pediatric
N/A U/mL
Clinical Significance
Tumor marker used to monitor response to treatment and detect recurrence in patients with metastatic breast cancer.
Causes of High
- Metastatic breast cancer
- Ovarian, lung, or prostate cancer
- Benign breast diseases
- Hepatitis or cirrhosis
Causes of Low
- Normal finding