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HelpTest Code FAP Very Long Chain Fatty Acids (C22-C26) (KKH)
Additional Codes
| Epic Ordering Code | LAB3040773 |
| NBS code | LBC01020 |
| Service code | 36804 |
Specimen Requirements
Submit the following:
| Container: |
| Dark Green Top (Li Heparin) |
Processing Requirements
Place specimen in ice and send to laboratory immediately. Centrifuge within 2 hrs
Specimen Type: Plasma
Volume: 0.5 mL
Storage/transport requirements: Frozen
Specimen Stability
| Specimen Type | Plasma |
|---|---|
| Ambient | Not available |
| Refrigerate | Not available |
| Frozen | 2 months |
Methodology
Gas Chromatography Mass Spectrometry (GC-MS)
Days and Times Performed
Monday through Friday, TAT 5 - 14 days
Reference Interval
The age-related reference interval will be provided on the report.
Useful For
Evaluating patients with possible peroxisomal disorders, including peroxisomal biogenesis disorders, X-linked adrenoleukodystrophy, and Refsum disease.
Update
Last updated 17/08/2026
Referring / Testing Laboratory
National University Hospital
Client Services, 67724912
Testing Laboratory
Biochemical Genetics Laboratory
Basement 1, Children’s Tower
KK Women’s and Children’s Hospital Pte Ltd
100, Bukit Timah Road
Singapore 229899
Tel: 63948728