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Calcitonin

Category Biochemistry >> Endocrinology
Test background

Calcitonin is the principal tumour marker of medullary thyroid carcinoma (MTC). It is measured in diagnosis and monitoring of MTC and occasionally for diagnosis of other neuroendocrine tumours.

Clinicial Indications

Suspected MTC Monitoring of known MTC Monitoring of known MEN patients

Reference range
Male <11.8 ng/L
Females <4.8 ng/L

 

Sample & container required Serum (red top) or SST (gold top)
Sample volume 2ml (minimum 400µl serum)
Sample collection

Fasting sample recommended.
Collect into tube on ice, separate in a chilled centrifuge and freeze immediately.

Transport storage Send to lab frozen.
Turnaround time 10 days
Notes

Grossly haemolysed samples are unsuitable for this assay.