Test Code LAB536 Calcitriol
Container Name
SST
Specimen Type
Fasting (4-hour preferred but not required)
Preferred: Serum gel
Acceptable: Red top
Volume Required
Specimen Volume: At least 1.5 mL
Minimum Volume: 0.7 mL
CPT Codes
82652
List Price
$76.00
Clinical and Interpretive
As a second-order test in the assessment of vitamin D status, especially in patients with renal disease.
Investigation of some patients with clinical evidence of vitamin D deficiency (eg, vitamin D-dependent rickets due to hereditary deficiency of renal 1-alpha hydroxylase or end-organ resistance to 1,25-dihydroxyvitamin D)
Differential diagnosis of hypercalcemia