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ID:44 CA 19-9
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DescriptionA tumour marker. Although CA 19.9 is frequently elevated in patients with Ca pancreas and is used for monitoring therapy, it is not useful in the diagnosis of Ca pancreas.
IndicationMonitors pancreatic and colorectal cancers. High levels diagnositic in pancreatic cancer.
Additional Info5% of the population cannot synthesise CA 19-9 (individuals with Lewis neg blood group antigens). Elevations may be seen in cirrhosis and benign biliary tract disease. PLEASE NOTE: TEST CAN ONLY BE ADDED TO A SAMPLE WITHIN 8 HOURS OF COLLECTION
Concurrent Testsna
Dietary Requirementsna
InterpretationAlthough CA 19.9 is frequently elevated in patients with Ca pancreas and is used for monitoring therapy, it is not useful in the diagnosis of Ca pancreas.

DepartmentBiochemistry
SampleBlood
TubeSerum Gel
Tube Picture
Collection ConditionsNo restrictions
Min. Vol0.5 mL
Freq.Weekdays

Ref. Range (Male)<33
Ref. Range (Female)<33
Ref. Range (Paed)
Ref. Range Notes
Unitsku/L
IP Acute TATRefer to Website
IP Routine TATRefer to Website
GP Acute TAT- Contact Laboratory
GP Routine TAT12 hours
Turnround CommentMinimum re-test interval = 14 days

Originally edited by : JHB. Review due on 23/05/2017 08:00:13. Published By Sylvia McLellan on 23/05/2016 08:00:13.