Dear All May I ask whether people use their routine serum HCG immunoassay designed for pregnancy testing in their labs when measuring HCG for use as a tumour marker? I'd be grateful for all responses / opinions on the matter. Thanks, Fiona Riddoch Partnership Pathology Services - Frimley Park ------ACB discussion List Information-------- This is an open discussion list for the academic and clinical community working in clinical biochemistry. Please note, archived messages are public and can be viewed via the internet. Views expressed are those of the individual and they are responsible for all message content. ACB Web Site http://www.acb.org.uk List Archives http://www.jiscmail.ac.uk/lists/ACB-CLIN-CHEM-GEN.html List Instructions (How to leave etc.) http://www.jiscmail.ac.uk/