Reference Range
Calcitonin reference ranges are dependent on the method used for assessment.
Basal (plasma)
:
Males: ≤19 pg/mL or ≤19 ng/L (SI units)
Females: ≤14 pg/mL or ≤14 ng/L (SI units)
Calcium infusion (2.4 mg/kg)
:
Males: ≤190 pg/mL or ≤190 ng/L
Females: ≤ 130 pg/mL or ≤ 130 ng/L
Pentagastrin injection (0.5 mcg/kg)
:
Males: ≤ 110 pg/mL or ≤ 110 ng/L
Females: ≤ 30 pg/mL or ≤ 30 ng/L
Age, pregnancy, lactation, and ingestion of food have been reported to influence calcitonin concentration in healthy individuals, but specific reference intervals have not been established.