18 days
High-pressure liquid chromatography (HPLC)
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Biomarker for adenylosuinate lyase deficiency. Evaluated in developmental delay.
CSF
1 mL
Sterile screw capped vial.
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
Collect entire sample into a single sterile tube.
| Temperature | Period |
|---|---|
| Frozen | Indefinite at -80°C; Freeze as soon as possible after collection |