7 – Dehydrocholesterol
test
| Sample type | Blood | |
|---|---|---|
| Container | Lithium Heparin |
 Click image to enlarge ×
|
| Sample volume | 1.3 mL | |
| Turnaround time | 4 - 8 weeks | |
| Hospital | Sheffield Children's Hospital | |
| Laboratory | Biochemistry | |
| Special precautions / Clinical Comment | Do not expose to light. Diagnosis of Smith-Lemli-Opitz syndrome. Cholesterol monitoring of SLO to be carried out using GCMS. Enzymatic method cross-reacts with 7- and 8-DHC. | |
| Documents | Order of Draw (PDF) | |
