Laboratory Test Information Guide

Details for 7-Dehydrocholesterol

Test Name: 7-Dehydrocholesterol
Alternate Name(s):  
Laboratory: Core
Specimen Type: 4.5 mL Light Green top Vacutainer tube
Collection Information: Minimum volume required is 1 mL of serum.

Minimum volume required for pediatric sample is 0.5 mL.

Fasting specimen preferred. Protect specimen from light. Specimen must be labelled inside and outside light-protecting wrap.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: Referred as required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
30 days
Stat
 
 
Reference Range: Normal: <5 µmol/L

Indeterminate: 5-20 µmol/L

Indicative of Smith-Lemli-Opitz Syndrome: >20 µmol/L
Effective Date: 2006-09-06
Revised Date: 2017-09-20
Critical Value:  
Interpretive Comments:  
Special Processing:  
Comments: Referred out Tuesday - Thursday
Method of Analysis: GC-MS
Critical Information Required:  
Storage & Shipment: Send sample frozen and keep protected from light at all times.
System Codes: 
Cerner
7CHOL
 
Referred To: Hospitals In-Common Laboratory Inc.

Questions? Comments? Contact Laura Gopaul