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1,25-Dihydroxyvitamin D, Serum/Plasma

Test ID: 125VITD
Test
Specimen
Performance / Interpretation
Interface / Setup

Test

Aliases/Synonyms

1,25-Hydroxy Vitamin D; 1,25-Hydroxyvitamin D; 1,25-Dihydroxyvitamin D3; Calcitriol

Method

Chemiluminescence Immunoassay

Platform

DiaSorin Liaison XL

Report Includes

1,25-Dihydroxyvitamin D

Specimens

Serum; Plasma (Heparin)

Test Location

Mount Sinai Hospital, 600 University Avenue, Toronto ON M5G 1X5

Test Version

13-Aug-2024

Specimen

Specimens

Serum; Plasma (Heparin)

Sample Volume

2 mL

Specimen Comment

Barricor™ tube is not acceptable.

Collection & Handling

Handling Information

Separate and freeze as soon as possible. Store and send frozen.

Stability

Ambient 2 days
Refrigerated 14 days
Frozen >1 year

Rejection Criteria

Specimen Barricor™ tube

Test Version

13-Aug-2024

Performance / Interpretation

Method

Chemiluminescence Immunoassay

Platform

DiaSorin Liaison XL

Turnaround Time

7 days

Results

Name Units Reference Range Conversion Factor
1,25-Dihydroxyvitamin D pmol/L
  • <1 year of age: 77 – 471
  • 1 to <3 years: 113 – 363
  • 3 to <19 years: 108 – 246
  • 19 years and older: 48 – 190
pg/mL x 2.40

Test Location

Mount Sinai Hospital, 600 University Avenue, Toronto ON M5G 1X5

Test Version

13-Aug-2024

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
125VITD 30391,25-OH-Vitamin D pmol/L

Test Version

13-Aug-2024