CA 15-3 - Tumour Marker
 (Biochemistry)
Investigation : CA 15-3 - Tumour Marker
Specimen type : Serum
Spec container : Serum Gel 
Volume required : 5 ml
Reference range : <30 KU/l
Turnaround : <7 days
Cancer antigen CA 15-3

Reference range: <30KU/L

CA 15-3 is a high molecular weight glycoprotein.

Additional information on CA15-3 and its clinical use can be found here: CA15-3.

Malignancies with elevated levels:
Elevated in 80% of women with advanced metastatic breast cancer. Rarely elevated in patients with local breast cancer. May also be high in other adenocarcinomas, especially with distant metastasis.

Benign diseases with elevated levels:
Benign liver disease, hypothyroidism, sarcoidosis, possibly benign breast disease.

Main clinical applications:

This marker should only be requested in patients with known breast cancer.

  1. Monitoring treatment in patients with advanced breast cancer.
  2. For detecting recurrences in patients with diagnosed breast cancer. The clinical value of this practice is unknown.

ICE requesting info:ICE panel nameICE page nameColumnComment\Advice
Chem / Haem
Endo & Oncology
3


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