1,25 Dihydroxy Vitamin D

Pathology category

Biochemistry - referred tests

Code

25VD

Referral code

Request form

Test information

Other names: 1-25-dihydoxy cholecalciferol or calcitriol Used for investigation of 1 alpha hydroxylase deficiency or vitamin D dependent rickets. Discuss with Biochemist before sending.

Guidelines

Pre-analytical

Reference range

see report

Tube type

Tube type info

Plain

Special requirements

Serum

Minimum volume

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

4 weeks

TAT GP/Outpatient

4 weeks

Referral lab

SAAS for Calcium and Bone Metabolism Markers, Clinical Biochemistry, Norfolk & Norwich University Ho