Please call Clinical Labs of Hawaii at 808.677.7998 (Option 1) with questions about this test.
Synonyms
Calcitriol
D, 1-25 Dihydroxy, Vitamin
Vit D 1,25
1,25-(OH)2-D
1,25-Dihydroxy Vitamin D
1,25-Dihydroxycholecalciferol
1,25-Dihydroxyvitamin D
1,25-Dihydroxyvitamin D3
Collect
Serum separator tube or plain red, lithium heparin or EDTA plasma.
Specimen Preparation
Allow serum separator or plain red tube to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL) Storage/Transport Temperature: Refrigerated.
Stability (from collection to initiation)
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 6 months
Unacceptable Conditions
Grossly hemolyzed or lipemic specimens.
Storage/Transport Temperature
Refrigerated.
Performed
Sun-Sat
Reported
Within 24 hours
Methodology
Quantitative Chemiluminescent Immunoassay
Test Site
ARUP (80385)
Reference Interval
19.9-79.3 pg/mL
Interpretive Data
This test is primarily indicated during patient evaluation for hypercalcemia and renal failure. A normal result does not rule out Vitamin D deficiency. The recommended test for diagnosing Vitamin D deficiency is Vitamin D 25-hydroxy.
CPT Codes
82652
LOINC
1649-3
Collect
Serum separator tube or plain red, lithium heparin or EDTA plasma.
Specimen Preparation
Allow serum separator or plain red tube to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL) Storage/Transport Temperature: Refrigerated.
Storage/Transport Temperature
Refrigerated.
Stability (from collection to initiation)
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 6 months
Interpretive Data
This test is primarily indicated during patient evaluation for hypercalcemia and renal failure. A normal result does not rule out Vitamin D deficiency. The recommended test for diagnosing Vitamin D deficiency is Vitamin D 25-hydroxy.
Please call Clinical Labs of Hawaii at 808.677.7998 (Option 1) with questions about this test.
Synonyms
Calcitriol
D, 1-25 Dihydroxy, Vitamin
Vit D 1,25
1,25-(OH)2-D
1,25-Dihydroxy Vitamin D
1,25-Dihydroxycholecalciferol
1,25-Dihydroxyvitamin D
1,25-Dihydroxyvitamin D3
Collect
Serum separator tube or plain red, lithium heparin or EDTA plasma.
Specimen Preparation
Allow serum separator or plain red tube to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL) Storage/Transport Temperature: Refrigerated.
Stability (from collection to initiation)
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 6 months
Unacceptable Conditions
Grossly hemolyzed or lipemic specimens.
Storage/Transport Temperature
Refrigerated.
Performed
Sun-Sat
Reported
Within 24 hours
Methodology
Quantitative Chemiluminescent Immunoassay
Test Site
ARUP (80385)
Reference Interval
19.9-79.3 pg/mL
Interpretive Data
This test is primarily indicated during patient evaluation for hypercalcemia and renal failure. A normal result does not rule out Vitamin D deficiency. The recommended test for diagnosing Vitamin D deficiency is Vitamin D 25-hydroxy.
CPT Codes
82652
LOINC
1649-3
Collection
Collect
Serum separator tube or plain red, lithium heparin or EDTA plasma.
Specimen Preparation
Allow serum separator or plain red tube to sit for 15-20 minutes at room temperature for proper clot formation. Centrifuge and separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL) Storage/Transport Temperature: Refrigerated.
Storage/Transport Temperature
Refrigerated.
Stability (from collection to initiation)
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 6 months
Interpretive Data
This test is primarily indicated during patient evaluation for hypercalcemia and renal failure. A normal result does not rule out Vitamin D deficiency. The recommended test for diagnosing Vitamin D deficiency is Vitamin D 25-hydroxy.